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Mathematics Questions and Answers January 24, 2023

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Need help...... Problem 2 (3 points). Prove that if G = {a1, a2, ..., an} is an abelian group and x = ajaz . . . an, then x' = 1
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10. Suppose that a delivery person named Clifford (player 2) is to deliver a package to a house with a chihuahua (player 1) in the yard. The yard around the house is fenced, but the gate is unlocked. Clifford can either enter the yard and deliver the package (action D) or leave an "attempted delivery" notice on the gate (action A). There are two
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Answer the following question. Make sure to write legibly to avoid confusion of answers. 1. Find the general solution of the given differential equation, and use it to determine how solutions behave as t - co. y' + 7y = t+ e-3t NOTE: Use c for the constant of integration. Solutions converge to the function y =Find the solution of the given initial
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Suppose we have a new monetary system that uses 3 and 10 dollar bills. Determine which dollar values can be formed in this new economy. Prove this statement by: (i) simple induction (i.e. assumming the statement is true for some natural number k, and prove k+1) (ii) strong induction (i.e. assumming the statement is true for all numbers 0, 1, 2,

Find radius of convergence and interval of convergence for the given power series \f
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Find the absolute maximum value and absolute minimum value, if any, of the function f(x) = x^ 2 2x 3 on the interval [1, 4].

Let F be a field containing primitive p-th root of unity (i.e., n = 1 if and only if n is divisible by p). a) Show that 1 + i + 2i + + (p1)i = 0 for i = 1, . . . , p 1. b) What happens for i = p? With some explanation please.

Solve the following system of equations for x: x + 7y = 45 2x + 6y = 34

The identification number d 1 d 2 d 10 on an American Express Traveler's Check satisfies ( d 1 + d 2 +... + d 10 ) mod 9 = 0. Determine the check digit # on the check number 536178450#.

Please answer the below question Q6. (2 Marks) Report the hub and authority values after you run two rounds of the hub and authority computation on the following network. Figure. Question 6
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6. Find the amount of money accumulated if you invest $10,000 at 3% interest compounded quarterly for 2 years. Round your answer to the nearest cent. 7. Find the amount of money accumulated if you invest $10,000 at 3% interest compounded continuously for 2 years. Round your answer to the nearest cent. 8. Solve the following exponential equation:
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How will Harold know when he should increase resistance to apply the principle of progressive overload? (2 pts)
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f(x)=3x^3-5x^2+2 What is the slope of the tangent line at x=1? What is the equation of the tangent line at x=1?

Solve the quadratic equation by the quadratic formula. If the solutions are not real, enter NA. 5x^2-7x+1=0

Question 1 Question 1 Solve the system of two equations in two variables. Use the elimination method. 12x - 2y = 9 3x + 5y = 18
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Answer following question please Problem 1. Suppose you have seven diceeach a different color of the rainbow; otherwise the dice are standard, with faces numbered 1 to 6. A not! is a sequence specifying a value for each die in rainbow (ROYGBIV) order. For example, one roll is (3, 1, 6, 1,4, 5,2) indicating that the red die showed a 3, the orange
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The input values of x = {2, 3, 4, 5} result in output values of f(x) = {4, 6, 8, 10}. Note that each of the values of x and f(x) line up (e.g., when x = 2, f(X) = 4). What function represents this relationship? O f ( x ) = 2 O f ( x ) = - 3 x O f ( x ) = 2x O f ( x ) = - 3x2 f ( x ) = x + 5

Given the binomial expansion (x-3/x^3)^8, what is the constant term

You have 8 gallons of lemonade to sell. You use cone-shaped cups that are 9 centimeters in diameter and 12 centimeters tall. Each customer uses one paper cup. How many paper cups will you need if you sell all of the lemonade? (1 gal 3785 cm3)

Please show work 8. Use Heron's Area Formula to find the area of the triangle. (Round your answer to two decimal places.) a =9, b =15, c =17 9. Use Heron's Area Formula to find the area of the triangle. (Round your answer to two decimal places.) A =81\deg , b =73, c =42 11. Find a unit vector u in the direction of v. Verify that ||u||=1. v=(5,-12)

The hypotenuse of a right triangle is 17 cm. The difference between the other two sides is 7 cm. Find the lengths of the sides. Make a polynomial. Answer the following questions to justify their model/polynomial. In the context of this problem, what do your variables represent? In the context of this problem, what does your constant represent? In

A simple random sample offront-seat occupants involved in car crashes is obtained. Among 2803 occupants not wearing seatbelts, 37 were killed. Among 7698 occupants wearing seatbelts, 20 were killed. Use a 0.01 significance level to test the claim that seat belts are effective in reducing fatalities. Complete parts(a) through(c) below. a) Identify

I need help. Please show the step by step solution so that i could follow along. Thank you. 4, 9, 14, 19, ...... A. Determine if the sequence is arithmetic, geometric, or neither. B. Find the explicit formula, also know as the "general rule", an for the sequence. Your explicit formula should generate the sequence given in your problem when you
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Find inverse Laplace transform L -1 { (sinh(s)*cosh(s)) / (s+1) 2 }

Q2......give me justified answers of both parts..as soon as possible thanks Exercise 2: 1. In general, calculate the cross product of two vectors u = y x z and show Using the scalar product, you can see that u is perpendicular to y. 2. Show in general that the late product of three line
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In the equation 18C12(.6)^12(.4)^4, what does (.6)^12 represent?

Phil Nelson anticipates he will need approximately $227,000 in 11 years to cover his daughter's college bills for a 4-year degree. How much would he have to invest today, at an interest rate of 10 percent compounded semiannually

23. The polynomial function k is given by k(x) = ax* - bx + 15, where a and b are nonzero real constants. Each of the zeros of k has multiplicity 1. In the xy-plane, an x- intercept of the graph of k is (17.997, 0). A zero of k is -0.478 - 0.80li. Which of the following statements must be true? (A) The graph of k has three x-intercepts. (B) -0.478

Available balnce is 1,067.22 and current balance is 4,131.92- how much will be my available balance

HW09: Problem 19 (1 point) Let 5 1 5 M = 1 5 15 0 0 2 Find formulas for the entries of M ", where n is a positive inte er. (Your formulas should not contain complex numbers.) 9 (2 points) Let 0 1 31: 1732: 3 '33: 2 0 be eigenvectors of the matrix A which correspond to the eigenvalues 11 = 3, A2 = 0, and 13 = 4, respectively. and let 1 a? = 1 6
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the number of butterflies in a meadow doubles every twelve days. there are seven butterflies inintially. a) express the number of butterflies as a function of time t. b) how many butterflies weree present after 22 days? c) when will there be 1000 butterflies

Find the general solution of each differential equation: 2 d 2 y/dt 2 - 3 dy/dx - 5y = 10x 2

Suppose the label on a can of Diet Coke reports sodium levels of 40.7 mg for the can. Briefly explain why there are not exactly 40.7 mg of sodium in the can. In your explanation, provide three possible values for the exact amount of sodium actually in the can.

can someone please help me understand this??? I am confused.... Here is data on the flow of students through a school ." 70% of freshmen pass and become sophomores , 20% fail and repeat as freshmen , 10 % drop out* 80% of sophomores pass and become juniors , 10% fail and repeat as sophomores , 10 % drop out 80 % of juniors pass and become seniors
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Can you help with Task 2 Please. On matrices and complex numbers Task 2 Complex Numbers Based on the circuit design, your line manager requires you to calculate the following expressions using the complex numbers Z. = (3 + j6) and Zz = (2 -j4) ) Calculate Z1 x Z- showing all your calculations and answers in rectangular form Z1 2) Calculate -
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Can someone please help me ASAP ? HW Mon 4/19 Formula sheet on page 2 Find x Find x Find the area of the shape 6 m 8 m 15 10 m Find the area of the shape Find the area Find the area 2 cm 14 in 9 in 21 A 5 cm
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A researcher wants to determine if there is a relationship between media outlet (social media, newspapers, and radio) and interest in media by population group (youth, young adults, and older adults).What type of statistical test should be used?

Question 10 D Question 10 ' 1 pts l The S & E Jewelry Company designs and sells two types of rings: the Gold model and the Silver model. They can produce up to 24 rings each day using up to 60 total person- hours of labor. It takes 3 person-hours to make one Gold ring, versus 2 person-hours to make one Silver ring. REQUIRED: Write the constraints,
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The heights reached by 15 model rockets launched by the students in Mr. Fiori's science class are shown in the stem and leaf plot. Calculate the five-number summary \f
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The following are body mass index scores measured in 12 patients who are free of diabetes and participating in a study of risk factors for obesity. BMI is measured as the ratio of weight in kg to height in meters squared. Generate a 95% confidence interval estimate of the true BMI. 25 27 31 33 26 28 38 41 24 32 35 40 Upper Limit of CI: Lower Limit

If P^-1 AP and P^-1BP are both diagonal show that, AB=BA.

Find the standard form of the equation of a hyperbola with center (4, -2), focus (7, -2), and vertex (6, -2)
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Solve the initial value problem x" +12x' + 36x = 6(1' 3) 6(1' 4), 36(0) = 2,x"(0) = 4 (Use stepft-c) to denote the unit step function uc(t) in your answer)
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x + 14 26 The right triangle above has side lengths as shown. What is the area of the triangle? A) 80 B) 98 C) 120 D) 156
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Data Analytics. R Studio. Please let me know if more information needed. Answers can be in words no R Studio needed. . Suppose you are a movie producer and you make a new movie that you want to distribute. You are approached by Warner Brothers (WB) and Buena 'v'istalEJ (BU). Both studios are interested in distributing your movie, and you want to
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Matrices problem !A scientific calculator is neededI need help with knowing how to access all the steps needed on the calc in order to solve this problem. In your comment, please give a step by step answer on what buttons and controls to use on the calc. Please be precise.Thank you so much 113 solve the system using Matrices, show the Augmented
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O True O False Question 18 (2 points) Saved Calculate rounded estimate weight (like we do for BOM's) for 1' 2" of the following shape: W33 x 291 16909 lb Question 19 (2 points) Saved A way of arranging metal pieces in relation to each other so they can be welded is a
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Allyson and Adrian have decided to connect their ankles with a bungee cord ; one end is tied to each person's ankle. The cord is40feetlong, but can stretch up to120feet.They both start from the same location. Allyson moves10 ft/secand Adrian moves8ft/secin the directions indicated. Adrian stops moving at time t = 5.5 sec,but Allyson keeps on

1. Problem 1: Constrained optimization Assume that the yield Y, in kg, of corn as a function of the amounts of nitrogen N and phosphorus P (measured in kg) added by a farmer is given by Y(J.\\,T] P) = ki\\lTPe_-"\\'rP? where k is a positive constant. Both nitrogen and phosphorus cost $1 per kg. Suppose that a farmer spends exactly $1 per m? of
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find the intervals on which f is increasing and decreasing 1) f(x) = (x^2) / (x-1) 2) f(x) = x^2 sqrt(x+1)

Part 3 - Discussion Question Compare and contrast linear functions, quadratic functions, and exponential functions. Be sure to mention their parent functions, what key points you look for to help graph, and domain and range

1.A young man is the beneficiary of a trust fund established for him25yr ago at his birth. If the original amount placed in trust was$50,000, how much will he receive if the money has earned interest at the rate of8%/year compounded annually? Compounded quarterly? Compounded monthly? (Round your answers to the nearest cent.) compounded

Evaluate the derivative ~ (tor(t)), where r(t) = (16,15, t). (Use symbolic notation and fractions where needed. Give your answer in the form (x(t), y(t), z(t)).) (19r(t ) ) =Let r(t) = (18, 16) g(t) = sin(7t) Evaluate the derivative using the Chain Rule. (Use symbolic notation and fractions where needed. Give your answer in the form (x(t), y(t)).)
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In the figure, ABCD is a rectangle. It is given that M is the mid-point E of AB and ZEDC = ZECD. (a) Prove that AADE = ABCE. D. C (b) Prove that EM // DA. A M B
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Topic: Differential Equation Find the differential equations for each family of curves under the following conditions: a. Straight lines with slope and x intercept equal. b. Parabolas with vertex on the x axis and axis parallel to the y axis. Find the differential equations of the following by ELIMINATING ARBITRARY CONSTANTS. a. x = Asin (wt + B)
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What is the purpose of back-substitution in the Gaussian elimination process? a. To find the inverse matrix b. To find the solution to the system c. To convert the matrix to row echelon form d. To perform row operations 7. What does the augmented matrix look like for a system with no solution? a. A row of zeros on the left side b. A row of zeros

Me Inc. is creating a new fitness tracker that will not only collect all the fundamental statistics that other trackers retrieve (heart rate, steps, sleep quality and quantity, etc.), but also is able to track blood sugar levels, the amount of calories the wearer eats (without the wearer needing to log anything), and how often the wearer grabs
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Please help me with the following. I am always confused with Euler's method. The tank problems also confuse me, especially setting up equations and solving them. 4. (20 points) Consider the initial value problem y' =x+ 2y?, y(0) = 1. (a) (8 points) Use one step of Euler's Method to approximate the solution at x =1. (b) (12 points) Use two steps of
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Geometry II Name 6 2021 kuta Software LL C. All rights reserved. 10-8: Equations of Circles Date 2 POINTS EACH! Identify the center and radius of each. Then sketch the graph. 1) ( x - 1 ) 2 + ( 1 + 2 ) 2 - 4 2) (x - 4)? + (1+ 3)2-1
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Consider the optimization problem: min x_1^2 + x_2^2 - 6x_1 - 4x_2 + 3 subject to the constraints: x_1 + x_2 >=1, x_2 = -1. Suppose that we are running projected gradient descent, and at time t, we are at the point x_1(t) = 1/2, x_2(t) = 1/2. After a PGD step with eta = 1/5, we are at the point

Solve the given differential equation. All solutions should be found. (yr' + 2m4y) do (5.11:3;4 + :35) (3; = 0 N0 TE: Do not enter an arbitrary constant. The solution in implicit form is |:| = C 1Where C is an arbitrary constant
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The polynomial R (x)=x^4+Ax^3+Bx^2+10x-1 (A,B I) has a remainder of -15 when divided by x+1 and a remainder of 39 when divided by x-2. Determine A & B.

Elizabeth Burke has identified some additional questions she would like you to answer: According to the 2014 Customer Survey worksheet, are there significant differences in ratings of specific product/service attributes? According to the worksheet On-Time Delivery , has the proportion of on-time deliveries in 2018 significantly improved since

12. For exercises 11-15 use the table below: = () 10 17.6 20 23.8 30 44.6 40 51.3 50 53.2 60 53.7 70 53.9 Use averaging to estimate the value of (35). a. 55.85 b. 49.63 c. 47.95 d. 80.32 e. 77.01

V Two systems of equations are given below. For each system, choose the best description of its solution. If applicable, give the solution. O The system has no solution. O The system has a unique solution: System A X (x, y) = D x+ 2y=2 O The system has infinitely many solutions. -x - 2y=-2 They must satisfy the following equation: y= 1 O The
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Find the remainder of 53! when divided by 61 What is the remainder when 7 =I= 8 * 9 * 15 * 16 =I= 17 =I= 23 =I= 24 * 25 * 43 is divided by 11
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please show all work thank you! 2. Write an equation of a line passing through the two points (7, 5) and (4, 4). Use the slope-intercept form of an equation
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An electronics manufacturer has two brands that they wish to release into the market, the Xtreme Sound Radio and the You-Playr CD System. Suppose that the quantities of each brand produced by the manufacture are labelled .x and y respectively, and the market prices, labelled P; and 1": , are found to be given by 12(x)=250x R(y)=150-y and the total
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solve using the substitution methods y=-5x-1 -5x+3y=23

Dan borrowed $906.00 today and is to repay the loan in two equal paymentsThe first payment is in three months , and the second payment is in nine monthsinterest 5% per annum on the loan, what is the size of the equal payments? today as the focal date The size of the equal payments is ( Round the final answer to the nearest cent as needed Round all
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Given a series n = 1 n 2 1 x 2 n 1 and let 0 a < 0 Show that the sum function of the series f : [ a , a ] R is differentiable and that f ( x ) = 1 x 2 2 for x [ a , a ] I have shown that it is uniformly convergent on the interval, and I cannot use log to show that it is differentiable.

Calculate the instantaneous velocity for the indicated value of time (in s) of an object for which the displacement (in ft) is given by the indicated function. Calculate values of the average velocity for the given values of t and note the apparent limit as the time interval approaches zero. s=4t^25t; when t=5 use values of t of 4.0 4.5, 4.9,

could you please show me the steps for how to solve the attached practice problem. Thank you! Upload-for-Access Rewards | Rev x M MyOpenMath X + X + - C D A myopenmath.com/assess2/?cid=86092&aid=6315866#/skip/2 Simplify the radical / 128c: Question Help: Video Submit Question 9 ME 8 9 8:23Upload-for-Access Rewards | Rev x M MyOpenMath X + X + - C
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a)Susan joined a firm with a salary of 100,000 p.a. and an annual increase of 10% of her salary for the previous year. i)How much does she receive during the 10 th year? ii) Find the total salary for the first 8 years.

1.Dig a little deeper into the maxim that married respondents lean Republican. Retest the assertion, but this time control for how often ("regular", "occasional", "never") the respondent attends religious services. Does the maxim still hold? Are there any differences among the attendance rates? Were the results of these exercises pretty much what

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college student borrows $3 comma 000for 3months to pay for a semester of school. If the interest is $61.88,find the monthly payment. The monthly payment is $

The city of Raleigh has 6100 registered voters. There are two candidates for city council in an upcoming election: Brown and Feliz. The day before the election, a telephone poll of 450 randomly selected registered voters was conducted. 195 said they'd vote for Brown, 214 said they'd vote for Feliz, and 41 were undecided. Give the sample statistic

Please solve the equation below using the Quadratic Formula. Explain steps. -0.01x 2 + 1.18x + -4

A gate in an irrigation canal is constructed in the form of a trapezoid 3m wide at the bottom, 57m wide at the top, and 2m high. It is placed vertically in the canal so that the water just covers the gate. Find the hydrostatic force on one side of the gate. Note that your answer should be in Newtons, and use g = 9.8 m/s2.

Please answer both 14) A bank offers 1.75% annual interest on balances above $1000. The interest is paid on the entire balance. a) Set this situation up as a piecewise-linear model. b) How much interest does a balance of $3,500 receive annually? wegmos old Of to ofsilsunns Ishimor s ateno mint mamlearn 15) ACE Garden Supplies will rent you a
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4.Before the baby is born, John and Mary want to take a vacation to Gatlinburg, TN. They can travel in January or August.They do some research about the weather in January and in August in 2018.Using the information below answer the following questions. Answer each of the following questions separately, showing all your work to reach each answer

Math 1552 Calculus Il, Section 8 Practice for Quiz 3 o0 1. Find the sum of the series ; . n=3 : o0 2. Find the sum of the series Z n=2 n?1 o0 3. How many terms of the series E 3 are needed to find an approximation smaller nln\"n n=2 than .001 ? 4. Find an estimate for the error when we use the partial sum S)gp to approximate o0 1 S5 = i Z_:l n?+1
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5) Solve the following problem using LaGrange multipliers: Minimize x2 + 2y2 subject to the constraint 5+x
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1.3 Complete the table below, providing an example of each item and two key features. Item Give an example of each item Two key features pertaining to the financial services industry Organisational policies and procedures Guidelines Legislation Regulation 1.4 List an example of two industry codes of practice relevant to the financial services
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revision questions Question 4 (a) Given that, f (x) = x3 + 3x2 + 5x + 9, (i) Show that there is at least one root in the interval [-3, -2] 12] (ii) Using the Newton Raphson method, taking x1 = -2.5, find X2 correct to 3 decimal places. [6] (b) The 4th term of a GP is -96 and the 7th term is 768. (i) Find the first term and the common ratio. 14]
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A COMPUTER MANUFACTURER HAS 50 DISTINCT MICROCHIPS TO PLACE IN A RECTANGULAR ARRAY THAT IS 5 UNITS WIDE AND 10 UNITS LONG. TEN OF THE CHIPS CONTROL SPECIAL FUNCTIONS. HOW MANY ARRANGEMENTS ARE POSSIBLE IF THESE CHIPS MUST OCCUPY THE FIRST COLUMN FIND THE NUMBER OF ARRANGEMENTS HAVING NO SPECIAL FUNCTION CHIPS IN THE FIRST COLUMN

Need help for this analytic problem: Students test scores on general education were sampled across a states school districts and schools. Class size (a dummy coded variable indicating smaller to very larger class sizes) was also collected. Determine the impact of class size on general education scores. Be sure to perform a analysis and provide a

Show work pls. 4) Find the Surface area 8 6 5) Find the Surface Area 2 cm 6 cm 6 cm 2 cm 3 cm 3 cm 3 cm
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The following diagram represents a nuclear reaction. In this reaction, a neutron hits a nucleus of uranium-235, and new isotopes are formed. O neutron fission product zirconium-94 neutron O neutron uranium-235 fission nucleus product tellurium-139 neutron a. Indicate whether the reaction is an example of nuclear fission or nuclear fusion. Provide
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Compled variabiles please dolve ASAP Of 4 Question : 1 of 1 Marks for this Question : 8 Upload answer sheets Find the Laurent's series expansion of z2-62-1 f (z) = ( 2-1) (2-3) (2+2) in the region (i) 1 3 Once you upload files from your second device, click o o Camer Finish Clear Response
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Expressing to know and to be familiar with 4.2 The Verbs saber and conocer ACTIVIDADES A. Saber o conocer? Con qu verbo asocias cada uno de los conceptos? Escoge: el nmero de telfono de tu profesor(a) de espaol Escoge: la direccin opens in a dialog de tus tos Escoge: a los padres de tu mejor amigo/a Escoge: Barcelona Escoge: hablar espaol Escoge:

5} Show that on a roller coaster with a circular vertical loop. the difference in your apparent weight at the top of the loop and the bottom of the loop is Eg'sy that is; six times your weight. Ignore friction. Show also that as long as your speed is above the minimum needed, this answer doesn't depend on the size of the loop or how fast you go
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In the regular tetrahedron ABCD, two sections are drawn parallel to the edges AC and BD. Find the length of the edge of the tetrahedron if the areas of sections are S1 and S2, and the distance between the planes is d.

A boat's crew rowed 15 kilometers downstream, with the current, in 1 hours. The return trip upstream, against the current, covered the same distance, and it took 5 hours. Find the crew's rowing rate in still water. rowing rate = kilometers per hour
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B ohm.lumenlearning.com Save progress Done lcoai 0 Question 2 v E 0/4 pts '0 3 819 6) Details Given that x) : 658 l 5 and g(m) : 4m | 7, determine each of the following. Make sure to fully simplify your answer. (a) (f 0 9)($)= : (b) (g 0 f)(iv)= : (C) (f 0 MG?) : (d) (g 0 9)($)= : Question Help: Video 8 Message instructor Submit
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1. How many different (not rigidly equivalent to each other) 3D objects can you think of with... a. 60 total symmetries? b. 24? c. 14? d. 19?

can someone please help me understand this problem? I dont know how to begin! Roulette is one ofthe most common games played in gambling casinos in Las Vegas and elsewhere. An American raulette wheel has slots marked with the numbers from 1 to 36 as well as 0 and 00 (the latter is called "double zero"), Half Of the SIDS marked 1 to 36 are colored
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Is the following UPC code valid? 037000163565 .Please show or explain.

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