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Mathematics Questions and Answers May 01, 2023

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I would like to ask the meaning of this question: Let V and W be vector spaces and T: V W be linear. (a) Prove that T is one-to-one if and only if T carries linearly independent subsets of V onto linearly independent subsets of W. Sowhat is the meaning of "onto" in this question, is there any step use this "onto" to solve the question

A study determined that 3% of children under 18 years of age live with their father only. Find the probability that at least 3 persons selected at random from 10 children under 18 years of age lived with their father only
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16. A medicated IV of 600 mL is to infuse at a rate of 80 mL/h. a. Determine the infusion time. Express time in hours and minutes. 16a) h min b. The IV was started at 10:00 am. When will it be completed? 16b) ( military time ) 17. The physicians ordered 500 mL of NS IV over 8 hours. Calculate a flow rate in drops per minute. The drop factor is 10
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please help me Problem 2. Let V1=(3,7, _3r _1): V2 = (-1591313): V3 = (1315011)1 v4 = (6'! _41 _3:2) Find a subset of these vectors that forms a basis for the space spanned by these vectors, and then express each vector that is not in the basis as a linear combination of the basis vectors
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are these questions correct? A u B is 1 and B' is 9

In a random sample of fourfourmicrowaveovens, the mean repair cost was $75.00and the standard deviation was $11.00. Assume the population is normally distributed and use at-distribution to construct a 90%confidence interval for the population mean . What is the margin of error of ?Interpret the results. -The 90%confidence interval for the

Please show your complete solutions 1.)y+6y+8y=3e2x+2x 2.) The population of a bacteria in a culture grows at a rate proportional to the number of bacteria present at time t. After 3 hours it is observed that 400 bacteria are present. After 10 hours 2000 bacteria are present. What was the initial number of bacteria?

$25/day and an additional $0.75/mile I need to make an equation that can be used to determine the daily cost, D ( t ) of the rental car when t miles are needed, and use that equation to calculate the total cost when 300, 1,000, and 2,000 miles are used.

t Critical MCI-tail 1. 734053507 1. Write the hypothesis. 2. What is your conclusion? 3. What type of research design? 4. How many conditions to infer causation are met
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SHOW YOUR WORK! NO WORK SHOWN WILL RECEIVE A 0.5 CREDIT! 1. Given the following three points: (1,3), (-1,-5), and (4,-15), solve for: a) Use matrices to generate an equation for a parabola that goes through those three points. ( 1, 3 ) , ( -1 , -5), (4,-15 ) 9 = Qx 2 + b x + C 1X 4 - 19 5 3 3 91 ( 1 ) 2 + Equation: - 15 = 9 ( 4 ) 2 + 6 b) Solve
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A toy rocket is launched straight up at 1024 ft/s. (a) Find the two different times the ball is 12,288 ft off the ground. (b) Find ymax
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Differential equations. Please help me with a graphic included.

Determine whether the relation represents a function. State the domain and range of the relation. Determine whether the relation represents a function. State the domain and range of the relation. {( -3, - 3), (0, 2), (-7, 5), (0, -4)} Does the given relation represent a function? O Yes O No What is the domain of the relation? (Use a comma to
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Please help (a) Suppose that S : IR - IR is an invertible linear transformation such that s () - Then S-1 (131)-8 (b) Let u and v be (fixed, but unknown) vectors in R" . Suppose that T' : IR" -> IR" is a linear transformation such that T(u) = 6utv and T(v) = 4u -3v. Compute (T . T)(v), where To T is the composition of T with itself. Express your
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Annn matrixA is said to be an orthogonal matrix ifAA^T=In.This means thatA is invertible, andA^T=A^1 . Prove that ifA andB are orthogonal matrices, then the matrixAB is also orthogonal. Hint: find a formula for the inverse ofAB and a formula for the transpose ofAB , and show that(AB)^1=(AB)^T ifA andB are orthogonal matrices.

8 Marks 13 Let A = 0 and let D be the diagonal matrix 0 D Find the twelfth power X 12 of the matrix X that satisfies the equation XA - AD
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Please help solve these questions 6.What is the solution for the rational equation? 1-x+4 = 12x-5, where x # 4 and x # 52 A.X = 2 B.X = 3 C:X = 4 DAX = 5 A. 193 7.What is the greatest angle among the following? B. 115 C. 180 D.26 8. The diameter of a circle that intersects a chord at bisects the chord. A.right angles B.acute angles Ca given angle
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15. The table below gives the annual sales (in millions of dollars} of a product from 2008 to 2016. 'What was the average rate of change of annual sales (a) between 2008 and 2012, and [13) between 2010 and 2015? Round to 3 decimal places. 2000 2009 2010 2011 2012 2013 2014 2015 2016 sales (\"I millions}
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14. Use the figure below to find the value of y. 7 in P 10 R 18 in
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How many minutes and seconds will it have gained at the end of 9 days

1. Prove the following statements. (Hint: use Theorem 54: A subset SR is closed if and only if for every z 0, such that(z,z+)S=. The proofs of each one should be fairly short.) 1. The set of all irrational numbers is not a closed set. 2. The set [0,1][2,3][4,5][6,7] [2n,2n + 1] is a closed set

Un avin con velocidad relativa de 200 mi/h est volando en la direccin 50 y un viento de 40 mi/h est soplando directamente del oeste. Como se ve en la figura, estos datos pueden ser representados por vectores p y w de magnitudes 200 y 40, respectivamente. La direccin de la resultante p + w da el curso verdadero del avin con respecto al suelo y la

2. Build ARIMA models for the dataset 2a and 2b, using the steps out a guide. If there are two (or more) competing models, make sure you these. Make a decision about which model you think is best and supp with plots and other information. Here are short summaries about analyze. (a) The data in cow. dat are the daily morning temperature reading (b)
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Question11: The value of a computer has a decay factor of 0.84 per year. After 2 years, the equipment is worth $2981.16. what is the original value of the computer?

IOffnulas and in particular the sigma sums equation editor. Enter your proof into the text box provided Prove using induction for all integers n at least 1: Er, 2* - 27+1 - 2 Do not copy these instructions or restate the theorem Avoid the notation of P(n) for the statement to be proved. appropriate for theoretical

please provide solution for each part asap to get a upvote... Section 6.3 2 Let up = 112 and us = L - -L Write the vector as the sum of a vector in W. the span of {us, us, us} and a vector orthogonal to W. -1/3 5 Let y 112 = 2/3 and let W = -2/3 span{ un, uz). a) Let U = [ us ]. Compute UTU and UUT. bj Compute projwy and (UU?)y
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Prove that p (q r ) ( p q ) (p r ) using either a logical analysis or a verbal proof.

Need help please MISYVCT. ur last submission is used for your score. [-/2.5 Points] DETAILS ZILLDIFFEQMODAP10 2.3.003. MY NOTES ASK YOUR TEACHER PRACTIC Find the general solution of the given differential equation. dy + y = ex dx Give the largest interval I over which the general solution is defined. (Think about the implications of any singular
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Solve with explanation. 3. Draw the complement of the given graph. 4. Find a selfcomplementary graph with 5 vertices
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Please help in answering the following Complete the following questions utilizing the concepts introduced in this unit. The assignment will be graded by your instructor. 1. Evaluate the cube root of z = 270is(240) . Then raise them to the cube. Show the steps of your reasoning. 2. Evaluate [575045 + in\" 3. Find 12 in polar form: 21 = 2103:5(135D)
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1. Mrs.Galicia dropped a ball from the top of a tower. At the same time, her son, Antonio, launches a rocket from a different level of the tower. The height of the tennis ball in feet after t seconds can be represented by the quadratic function: b(t)=-t^2-2t+36 . The height of Antonio's rocket after t seconds can be represented by the linear

2.1.30 Write the equation of the line that passes through the given points (12,0) and (0,4) The equation of the line is (Simplify your answer. Type your answer in slope-intercept form. Use integers or fractions for any numbers in the equation.)
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solve each equation for the indicated variable. Assume all quantities represent positive real numbers. 7 /^3? 12x^7 \f
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Please assist me with this HW, no explanation is needed, just write blank on explanation part Q1: A small town has only two dry cleaners, Fast and Speedy. Fast hopes to increase its market share by conducting an extensive advertising campaign. The initial market share for Fast was 40% and 60% for Speedy. Solve the problem. Find the probability
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Can I please get help with this question, thanks! Exercise 103 Show that the maximum of two convex functions is convex. Exercise 104 Show that ||x||g0 is convex
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Let matrix A R n x n be positive-definite. How can we prove that A is invertible?

In the most recent election, 19%% of all eligible college students voted. If a random sample of 20 students were surveyed: Find the probability that none of the students voted
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4) What is the maximum bandwidth of an FM signal with a deviation of 27 kHz and a maximum modulating signal of 4 khz as determined by Carson's rule
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I need help solving this question Find the complex zeros of the following polynomial function. Write f in factored form. f(x) = x3 - 13x2 + 59x - 87
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If 20% of all commuters ride the train to work, find the probability that if 10 workers are selected, 5 will ride the train. use the binomial formula

14-26 SINGLE-RATE, DUAL-RATE, AND PRACTICAL CAPACITY ALLOCATION. Total Body Inc. has a new promotional program that offers a free gift-wrapping service for its customers. Total's customer-service division has practical capacity to wrap 7,500 gifts at a budgeted fixed cost of $6,750 each month. The budgeted variable cost to gift wrap an item is
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hi, I would like to ask the meaning of this question: Let V and W be vector spaces and T: V W be linear. (a) Prove that T is one-to-one if and only if T carries linearly inde pendent subsets of V onto linearly independent subsets of W.

help me find the theoretical range and the percent error. Angle Measured Range Theoretical Range Percent error (degrees) (m) (m) (%) 20 0.520 0.552 5.79% 30 0.78 0.74 5.41% 40 0.80 45 0.83 50 0.81 60 0.75 70 0.50
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d. Determine the critical value at the .06 level: 0 Click on the cell E8. Then click Formulas > More Functions _, Statistical _, Norm.S.Inv. A menu called Function Arguments should appear. 0 Probability is the area to the left of the critical value in the standard normal curve. Be careful here to use the correct probability in order to get the
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The height above the xy plane, in feet, of a surface at a point y miles north and x miles east of the origin is given by the formula h(x, y) = 20x +1.:2 30y + y2 + 50. (a) What is the height of the surface 4 miles north and 2 miles west of the origin? (b) Does the surface rise or fall as you move north from that point? 0 A. The surface will be
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2. A small scale peutry farmer packs eggs fer sale in boxes [If 6, 12 or 18 eggs. What is the least number of eggs that can be packed in that way? (Beaks)
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Carrie, marine biologist is performing experiments along the continental slope off of the coast of baja California where the biodiversity is very dynamic. Scientists have proven that biodiversity is closely linked to the temperature of the water. Carrie wants to monitor the temperature of the ocean at different depths along the continental slope,

Please mention the final answers 8. [-/5 Points] DETAILS ZILLDIFFEQ9 4.1.017.EP. MY NOTES ASK YOUR TEACHER Consider the following functions. f, (x) = 7, f2 (x) = cos2(x), fa (x) = sin?(x) g (x) = c1f1 (x) + czf2(x) + Caf3(x) Solve for C1, C2, and C3 So that g(x) = 0 on the interval (-co, co). If a nontrivial solution exists, state it. (If only the
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The bookstore marked some notepads down from $2.00 but still kept the price over $1.00. If sold all of them. The total amount of money from the sale of the pads $26.35 how many notepads were? What was the price of each notepad?

Part 4 and 5 please 4. Use Green's Theorem to prove that the area of an ellipse is aim, where a and b represent axes's lengths. 5. Use Green's Theorem to find the work done by the vector field F(x, y) = (7x 4y, 9x 2y) on a particle as the particle moves counterclockwise around the ellipse 2x2 + By2 : 200
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Consider a vector (1,2,0.5)(1, -2, 0.5) (1,2,0.5). Apply a softmax transform to it and enter the first component (accurate to 2 decimal places).

A delivery truck is transporting boxes of two sizes: large and small. The combined weight of a large box and a small box is55 pounds. The truck is transporting50 large boxes and55 small boxes. If the truck is carrying a total of2825 pounds in boxes, how much does each type of box weigh?

The healthcare provider ordered trazadone (Desyrel) 2 mg/kg PO TID. The patient weighs 118 lb. How many milligrams will the nurse administer each day? ___ mg (If needed, round to the nearest whole number.)

Disability Insurance Claims Handling at InsureIT We consider the following business process for handling insurance claims for disability insurance' at an insurance company InsureIT
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Solve with reason Suppose G and H are groups with identity elements e, and en, respectively. If f:G->H is a group homomorphism, then which of the following is true? (A) G/ker(f) = H (B) G/ker(f) = f(G) (C) G/ker(f) = G (D) G/ker(f) = f(H) (E) G/ker(f) = f (H) F) None of the above
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Please solve #13 13. Let a R be integrable. Suppose that ( f - 0 and of
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Airplane speeds are measured in three different ways: (1) indicated speed, (2) true speed, and (3) ground speed . \f
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a) Use matrices to generate an equation for a parabola that goes through those three points. (1 3 ) , ( - 1 , - 5 ). ( 4 ,- 15 ) 9 = Qx 2 +bx + C 3 3 9 (1 ) 2 + 6 ( 1 ) + c Equation: - ST , 9 ( 1 ) 2 + 6 ( + 1 ) it 4 b) Solve for the vertex of f(x) - 15, = a ( 4) 2 + 6 ( Zi) + C 3 = a +b + C - 5 = 9 - b+c - 15 = 16 + 46 + C Vertex: 1 1- 3 c) axis
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I need help understanding the following finance question. I am having trouble with applying the right formula and answer. Can someone please help me with step by step instructions?? 9. Find the amount that a principal of $800 will accumulate in 12 years for each given account: a.7% simple interest b.7% compounded quarterly c.7% compounded monthly

thanks for your help One bar of candy A and two bars of candy B have 780 calories. Two bars of candy A and one bar of candy B contain 789 calories. Find the caloric content of each candy bar. Candy bar A contains | |calories and candy bar B contains calories. (Simplify your answers.)
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Use the gauss-Jordan matrix method to solve 2x+y=11 3x-y=9

Multiply the radical expressions and simplify your answer \f
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THANKYOUUUUUUU Directions: Write down the six pairs of corresponding congruent parts given the pairs of triangles below: 1. A ABC A LMN Corresponding congruent sides: C Corresponding congruent angles T H 2. A LOVE A HTE Corresponding congruent sides: E Corresponding congruent angles:10:16 3 301 20 1 78 EB Activity B: Directions: Given two
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Please solve this question Consider the following nonlinear system: 1 = x1 + x; .132 = Sin(x1) Classifyt the origin with the help of Center Manifold Reduction technique. Sketch the phase portrait near the origin, and show the stable subspace and local center manifold W503) on the phase portrait
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Question 3: $18,000 is invested at 7.25% compounded annually. How much money is in the account after 12 years

A real estate company is interested in the ages of home buyers. They examined the ages of thousands of home buyers and found that the mean age was 45 years old. Suppose that this measure is valid for the population of all home buyers. Complete the following statements about the distribution of all ages of home buyers. (a) According to Chebyshev's

Calculate and record the average of these two values as your average experimental half-life
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5) Jane filed her taxes on the April 15, due date . She Owed SS40, but did not pay until 4{ months later . HEY penalty for paying her tax late 15 : 2 ) 5135 `) 520 C ) 10 096 of the unpaid tax #1) 25%6 of the unpaid tax
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Describe (in words) the solid whose volume is given by the integral: arde
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QUESTION 1 Define a minor arc. How do you name a minor arc? TTTT Paragraph Arial 3 (12pt) fx Mashups - 1 @1 : B : ATMS Path: p QUESTION 2 Define a semi-circle. TTTT Paragraph Arial 3 (12pt) Ofx Mashups - 1 & @ @i Path: p QUESTION 3 Define a major arc. How do you name a major arc? TT TT Paragraph \\ Arial 3 (12pt) fx Mashups - 1 0i: BAGQUESTION 4
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please solve it. * for the subspace consisting of all vectores of the forcon ( x , , x2 1 293 ) = ( a -e , - 2at b+ 5c, 3ath) a Give a spanning set of the subspace b) Deterconine whe then the vectore ( 1, 0,5) is in the subspace. () Give a basis of the subspace
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You are given two of the following three pieces ofinformation: the circumference of thecircle, the measure of the central angleACB, and the length of the arc. Find the third piece of information. mangle ACB=60 degrees; length of arc AB=180mm You are given two 01 the lollowmg three pieces of Information: the circumlerence of the circle' the measure
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1. Mrs.Galicia sells online math and reading games. His revenue for each game (in dollars) is modeled by the given equations, where x is the number of days since the games went on sale. Math Game: M(d)=x^2-9x-10 Reading Game: R(d)=2x+10 (a) Solve the system algebraically. After how many days is the revenue for each game the same? Show your work

I'm doing a math IA this year but I can't find an idea. I've been trying to find an idea related to food or music but I haven't found any one that I really like. My most recent idea was to calculate the volume of an avocado by graphing its shape and rotating it 360 degrees, but I feel like the math is too simple and/or is not enough. Any

QUESTION 11 1. In a survey, 40% of Americans said they owned an answering machine. If 10 Americans are selected at random, find the probability that exactly 8 own an answering machine. 40.01 1 bo.10
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TC TR D C 24. Which point in Exhibit 8-3 indicates the quantity at which this firm will maximize profit? a. point a b. point b c. point c d. point d e. either point b or point d
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STRUCTURAL MECHANICS - CIVIL ENGINEERING. I NEED IT ASAP PLEASE, THANKS. Find the Axial Forces of Members 1 Through 3 of the Truss Shown in Fig. q =10kN1 \"-1! N310 l
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pls see attached Solve the problem using graphical approximation techniques on a graphing calculator. How long does it take for a $2,400 investment at 12% compounded quarterly to be worth more than a $3,000 investment at 5% compounded quarterly? Identify the formula required to solve this problem. O A. A= P(1 + rt), where A is the amount, P is the
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Answer fast 1 Suppose a discrete random variable can have five possible values (X = 1,2,3,4,5), with probability distribution as follows: P(X=1) = 0.04 P(X=2) = 0.22 P(X=3) = 0.03 P(X=4) = 0.25 P(X=5) = ? Find P(X=5)
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Find the point slope form of the equation of line that passes through (4, -2) and is perpendicular to the line x+3y=9.

6) X The rectangle shown has width x feet, and its length is five feet longer than its width. The expression which correctly shows the area of the rectangle is A) 2x + 5 B 4x + 10 x2 + 5x D) x2 + 10x E) 2x2 + 10x X
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One ship leaves a port at 1:00 P.M. traveling at 1 [a] mph at a heading of [c] 5 o . At 2:00 P.M. another ship leaves the port traveling at 1 [c] mph at a heading of 14 [e] o . Find the distance, to the nearest mile,between the ships at 3:00 P.M. Be sure to include a sketch. Use a=1, c=6, e=9. Note: if [a] =3, then 1 [a] =13 mph, if [c] =8, then

Directions: Be sure to make a copy of your answer before submitting it to Ashworth College for grading. Unless otherwise stated, answer in complete sentences, and be sure to use correct English spelling and grammar. Your response should be a minimum of one (1) single spaced page to a maximum of two (2) pages in length. For the figure provided,
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Prove the following statement [a]: Let n E 2.. Prove that if any:2 5}, than 4|{n2 5}. [11} Give an example of an integer 11. such that Eln: 5)., but 3 ag 5]
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Communicating math symbols and translating word problems into algebraic expressions and equations are skills necessary in algebra. For each assignment in this course, you will use Microsoft Word Equation Editor to practice these skills. Your assignment is to replicate the following equation using the Microsoft Word Equation Editor.

QUESTION 1. The number of cups of coffee a fast-food restaurant serves each day is considered a discrete variable. a Tru
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A real estate agent is considering changing her cell phone plan. There are three plans to choose from, all of which involve a monthly service charge of $20. Plan A has a cost of $.37 a minute for daytime calls and $.16 a minute for evening calls. Plan B has a charge of $.46 a minute for daytime calls and $.14 a minute for evening calls. Plan C has

Business Mathematics (1) Answers all the questions Please show the steps you took to get to the answers for me to choose you as best answer. Thank you. Question 1. Raudhah took a loan for RM5000 at 8% simple interest per annum on 20 September 2020.If she pays RM124.44 simple interest find the date she settles the loan. Write answer here __________

Please help me out Problem 1: Let Bl = {111,112} and B2 = {V1,V2} be two bases for R2, where 111 = (2., 1), I12 = (3, 2); V1 = (1, 2), V2 = (2, 3). (3.) Find the transition matrix P3143? (b) Suppose that w is a vector in R2 with (w) 81 = {4, 3). Then nd (wk;2
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6. Evaluate the following logarithms. a) log2553 d) log2 V 36 - log2 V 72 b) log654 + log62 - log63 e) log354 + log3 c) log6 6V/ 6 f) log:2 + 3 log:2 + - log:16 2
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For each pair of similar figures use the given area to find scale factor from unshaded to the shaded then find x 8 m x m A = 50 m3 A = 72 m2
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1. a) Explain why the following graph is a periodic function.[1] b) For the above graph, state: [7] Maximum: Minimum: Amplitude: Equation of the axis of the curve: Period: Domain and Range: 2. Complete the chart below. Be specific about direction. [4] Equation Amplitude Period Phase Shift Axis of Curve y = 3sin(-0+120)-5 4
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Suppose that 120 pounds of of Plutonium-239 (Pu-239) is deposited at a nuclear waste site. Determine the model for the amount of Pu-239, m(t) , after `t` years if it has a half-life of 24,000 years. need your model below. (*Note: Do not use any commas in your answer) >>>> ????

6. PointBisthemidpointofAC.IfAB=22cm,findAC. A B C
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An airplane travels 240 miles in 3 hours with the wind. The return trip against the wind takes 4 hours. What is the wind speed and the speed of the airplane in still air? The speed of the airplane ____mph The wind speed ____mph

Hamen Company capufacturea four milling machinery secending be customer specifications. The company eperoted of 78 per seat of practical capability during the year jeat ended, with the following raulta (In theunanda)= +12500 Direct numberind 1 126 Manufacturing costed -ford THO TOWi CHUN Profit before Inone Hot pretti Harmon, which expects
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Reflect on the concept of lines and quadratic functions. What concepts (only the names) did you need to accommodate the concept of lines and quadratic functions in your mind? What are the simplest line and quadratic function you can imagine? In your day to day, is there any occurring fact that can be interpreted as lines and quadratic functions?

Which of the following formulae is used to determine how many people to include in the original sampling? a. Desired sample size/Desired sample size + 1 b. Proportion likely to respond/desired sample size c. Proportion likely to respond/population size d. Desired sample size/Proportion likely to respond

Thankyouuuu Read the situation carefully and solve the problem. FULL ACTIVITY https://docs.google.com/document/d/14V74qTgOfDyrt7IM41tlYFfhHVOOW56wRUz0TFfWLHE/edit?usp=drivesdk

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