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Mathematics Questions and Answers April 25, 2023

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I need help writing the equation describing the relationship of the given variables. y varies jointly with the fourth root of a and the square of b and inversely with the cube of c, when a=81 and b=7 and c=3 , y=49

Find the three number a1,a2,a3 and a vector v4 in R^4 so that together the four vectorswhere a1=[1,1,1,0] a2=[0,-1,1,0], a3=[-2,1,1,0] and v4 form an orthonormal basis of R^4.

15. n(A U B' ) In Exercises 16-18, use the Venn diagram to represent each set in roster form. U B C a h ng d is 16. A'
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In the power function f(x) = -2x 3 , what is the end behavior of f(x) as x goes to ? In the exponential function f(x) = 3 -x + 2, what is the end behavior of f(x) as x goes to ? In the power function f(x) = 5x 2 , what is the end behavior of f(x) as x goes to -?

Consider a traffic light at the intersection of two streets. Does the light operate as anAND,OR, orXORgate and why?

(9) 6. In Ks let a and b be any two different vertices. the following lengths: Find the number of paths between a and b for each of a. 2 Cow WWWEW www b. 3 13 13 13 13 15 12 13 13 13 13 12 13 13 13 13 13 17 13 13 13 13 12 c.6 819 12 - 13 4 13 : 12 13:13 * 13 2 Hamiltonian Path (12) 7. For the following graph: G. a. Does the graph have an Euler
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can you help me with this problem Previo (1 point) Find the matrix A of the linear transformation T' from R2 to RR2 that rotates any vector through an angle of 60 in the counterclockwise direction. A =
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Let U = N, A = {x N|x 9}, B = {x N|x is a multiple of 3}, C = {x N|x is a multiple of 2}, D = {x N|x 12}. Use the roster method to list all of the elements of each of the following sets. (a) A B (b) A C (c) (A C) c (d) (B C) D

Let A and B be sets. (a) Suppose f:AB and g:BA such that fog= id B (g is right inverse for f and f is let inverse for g). Show that f is a surjection from A to B and g is an injection from B to A (b) Suppose f is a surjection from A to B. Show that there exists a function g: BA such that fog = id B (for this part, let Ay=f^-1[{y}] for all y in B.

Give the correct answer only!!!!! Z251 Ina highway. I in 50 elevation gradient meets a | in 400 tall gradi- Curves '573 Andsince of 1:00 in and at a reduced level of 150.00 m. If the sight distance be determine the length of the vertical curve and the reduced levels of the tangent the apex of the curve using 30 m chain. Assume the eye level of
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A shipping service restricts the dimensions of the boxes it will ship for a certain type of service. The restriction states that for boxes shaped like rectangular prisms, the sum of the perimeter of the base of the box and the height of the box cannot exceed 130 inches. The perimeter of the base is determined using the width and length of the box.
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The polynomial p is a Function x. The graph of P has foor zeros at - 4 - D. and
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7. (10 pts) Given the digraph and priority list, create a schedule using two processors. T1 (9) T4 (5) 16 (11) End T2 (12) T5 (7) 17 (2) T7 5 T4 T2 3 T1 To T3 (10) P1 P2
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Need help solving Shayla wants to fix the fence pictured below but she needs to determine the measure of /ABC. She knows that /DBC measures 108 degrees. If /ABC and /DBC form a linear pair, what is the measure of ZABC? A BD measure of ZABC =_
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Question 1: Given the second order non-linear ODE and boundary conditions (6 f"+ f'f =0 5(0)=0 5(1)=1 (a) Recast the ODE as a first order system. (b) Describe clearly (in words) how you would implement the shooting method with an explicit int scheme. (c) If you were to use an implicit integration scheme describe (in words) the implementation of
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The following frequency distribution reports the number of frequent flier miles, reported in thousands, for employees of Brumley Statistical Consulting Inc. during the most recent quarter: Flier Miles Number of Employees (thousands) 0 to under 7 7 7 to under 14 17 14 to under 21 33 21 to under 28 19 28 to under 35 6 Total 82 a. How many employees

Is it ever possible for a triangle to be concave? Why or why not

It make sense because, If you times ox 60x3-8x3= 180-+24-204 It make sense because. you times 5x4 =20 you just need 6 to ma
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You are conducting a study to see if the typical doctor's salary (in thousands of dollars) is significantly different from 93. Your sample data (n = 12) produce the test statistic t = 1.85. Find the p-value accurate to 4 decimal places. Submit
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Need an answer for this problem Previous 11 12 13 14 15 16 17 18 19 Next Question 17 of 19 (1 point) View problem in a pop-up 4.5 Section Exercise 53,54 Solve the equation. Write the solution set with the exact solutions. Also give approximate solution to 4 decimal places, if necessary. logo t = 2 - logo(t - 35) GI Part 1 out of 2 The exact
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I am stuck on this problem. How can I resolve this? I have tried myself and not working. Please help. (1 point) Consider the linear code C = {000000, 001 101, 010110, 011011, 100011, 101110, 110101, 111000} . (a) Find a generator matrix for C. Answer: G = (b) Find a check matrix for C. Answer: H =
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I have more I just need help explaining 1. At the sixth-grade school dance, there are 132 boys, 89 girls, and 14 adults. Write the ratio of the number of boys to the number of girls. b . Write the same ratio using another form (A: B vs. A to B). Write the ratio of the number of boys to the number of adults. Write the same ratio using another form
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2. Develop a model that will allow Applecore to maximize number of customers reached for a budget of $10,000 for one week of promotion
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10. (9 points) Consider a linear programming problem with the following constraints and objective function, C. 15-x+7 x 20 120 C = 12x + 7y. What are the vertices of the feasible region? 10 8 6 2 -10 8 6 42 2 4 6 8 10
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An encryption is provided by an affine cipher f: X X, f(x) (x-8) mod 26, X={0,1,2,...., 25}. If the English alphabets are taking the number in order (Example A takes 0, B take 1 and so on). What letter encryption code when you send a letter E? Give detail steps.

10. (10 points) Solve the following linear programming problem using the simplex method. You must complete and show each pivot "by hand". Be sure you also state the optimal solution (x1,x2 and z only). Maximize z = 4x, + 2x2 Subject to: 3x , + x 2 5 22 3x, +4x, $34
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Which of the following expressions represents a function? 1)y = x 2 2){(9, 2), (4, 2), (5, 3), (9, 4)} 3)x = 3 4)x 2 = 25 y 2 Consider the function f(x) = 8 3x 2 . Find the value of f(x) when x = 3 and select the correct answer below. 1)19 2)10 3)26 4)35 Which of the following expressions is the inverse of the function y = 2x 6? 1)y= x-6/2 2)y=

To solve y''-3y'-8y=0 Provided that y(0)=2; y'(0)=1

Determine an equation in factored form (ie: f(x)=k(x-p)(x-q)(x-r)) for the function represented by this graph, using the following steps: What are the zeros? What are the multiplicities of the zeros? What is the leading coefficient (the "k")? Show your process. Hint: Consider using a coordinate on the graph to help you . /2 Use the information you

Need help on these questions 1 1. Let D be the point on the side [AC] of AABC such that BAC = CBD. If AD = 4 and CD = 5, find BC. Hint: Find similar triangles. 12. Let A = (1, -1) and B = (4, 2). Write an equation for the Apollonian circle that is given as the set of points M such that AM BM = 2. 13. Let A ABC be a nondegenerate triangle. Let K be
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1. The overall length of a machine part consists of three pieces joined together. These pieces measure 2 3/4 in., 1 1/2 in. and 7/8 in. What is the length of the part? A:5 B:5 1/8 C:4 7/8 D: 5 3/8 2.When Marsha went shopping, she decided to buy some nuts to take home. She bought 1 3/4 lbs. of cashews, 5/8 lbs. of almonds, and 2 1/2 lbs. of

1.) How do I find f(40) rounding to two decimals ? 2.) Rewrite using long division to perform (80x-8000) divided by (x-110). Then use the answer to find f(40). 3.) how do the answers from problem 1/2 compare? 4)is f a polynomial? During the 1980s, the controversial economist Arthur Laffer promoted the idea that tax increases lead to a reduction in
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d} (dots) Compare the average trips that starts on the island of Manhattan and outside of Manhattan; compute the average and standard deviation using Tableau. Attach your figure, with a short description as Figure d. Is this difference statistically significant? Explain your answer (1-2 lines]. We will be able to give a more "analytical\" answer
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The number of feet it takes for a car traveling at x miles per hour to stop on dry, level concrete is given by the polynomial 0.06x2+1.1x. Find the stopping distance, in feet, when x=40 miles per hour.

If f (t) = t 2 + t, find [ f(t + h) - f (t)] / h. Select one: a.2t + h + 1 b.2t + 1 c.2t d.1 e.undefined

Since one of the duties of educators is to engage and familiar with children, when they are assigned to supervise one room, they will stay in the same room for the whole week. The Centre Manager, Joan Gilmore, wants to create a roster for the educators with a minimum- cost plan. She wants the plan that (1) each permanent educator will be given a
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Find all integers n such that n! is divisible by 7^9 but not divisible by 7^10.

17. In his motorboat Marvin can go downstream in 2 hours less time than he can go upstream the same distance. If the current is 5 mph, how fast can Marvin travel in still water if it takes 5 hours to travel upstream the given distance? 18. A cheetah can run 20 mph faster than a lion. A cheetah can run 3 miles in the same time that lion can run 2

Find the standard form of the equation of the parabola with the given characteristic and vertex at the origin. Focus:(4, 0)

please help The girth of a graph G is the length of its shortest cycle (if G has no cycles, then its girth is defined to be infinite). (a) (6 points) Let G be a connected planar graph with at least 4 vertices and girth at least 6. Show that G has a vertex of degree at most 2. (b) (3 points) Recall that every planar graph is 4-colorable, and note
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Find the area of the parallelogram shown below. 12 10
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Solve DEF in which d = 12 yd, E = 85 and e = 16 yd.

4. A bit string is a finite sequence of 0's and 1's. a) How many bit strings have length 16? (b) How many bit strings of length 16 end with 1111? (c) How many bit strings of length 16 start and end with the same bit?

Identify the slope and y intercept for the following equation: 6x=y+1

(a) Alice has 1 coin and a magical wand. With the help of the magical wand Alice can do any of the following operations (any number of operations and in any order): (i) make the total number of coins 8 times larger (ii) add 15 coins to the total number of coins (ini) add 31 coins to the total number of coins (iv) add 63 coins to the total number
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help with the questions in attachment, GRAPH THEORY. 1. What is the difference between a Eulerian Path and Circuit? 2. What is the difference between a Hamiltonian Path and Circuit? 3. Is the image below Eulerian or Hamiltonian, Path or Circuit? 4. How did you determine your
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The International Silver Strings Submarine Band holds a bake sale each year to fund theirtrip to the National Sasquatch Convention. It has been determined that the cost in dollarsof baking x cookies is C(x) = 0.1x + 25 and that the demand function for their cookies isp = 10 .01x. How many cookies should they bake in order to maximize their profit?

Previous Problem Problem List Next Problem (1 point) Let M = 6 8]. Find formulas for the entries of M", where n is a positive integer. M" = Preview My Answers Submit Answers You have attempted this problem 0 times. You have 3 attempts remaining
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Please answer all the questions A manufacturer of DVD players has weekly fixed costs of $1,510 and variable costs of $1 1.50 per unit for one particular model. The company sells this model to dealers for $18.50 each. (a) For this model DVD player, write the function for weekly total costs C(x). CO!) = (b) Write the function for total revenue R(x).
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\\ 1 2. A student graduates when he is 22 years old and starts saving $20.00 per month until he retires at age 65. The interest averages 4.5% annually and it is compounded monthly. How much money did he have when he retired
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What's a general formula to describe each variation? \f
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1. Suppose your hair grows at the rate 1/32 inch per day. Find the rate at which it grows in nanometers per second. 2. On average, Earth's crust contains about 8.1% aluminum by mass. If a standard 12-ounce soft drinks can contains approximately 15 g aluminum, how many cans could be made from 1 ton of the Earth' crust? 1 ton equals 2000 lb (pound).
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2. Use a calculator to find the area of each circle to the nearest hundredth. Show your work. Then check your answer in Gizmo. A. r=9ft B. r=3.5cm C. d=14m
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Solve the problem. Find C and D so that the solution set to the system is {(-4, 2)}. Cx - 2 y = -16 2 x + Dy = -16 Select one: a. C = -4; D = -3 b. C = -4; D = 3 c. C = 3; D = -4 d. C = -3; D = 4

*FORMULAS HAVE BEEN PROVIDED IN THE PHOTO WHICH MAY HELP WITH THE QUESTION, CAN BE USED IF NEEDED (May or may not be necessary depending on the question).*. Please don't take too long to answer this practice question as I had a tutor who took a long time to answer one of my homework questions before and I didn't have time to see it before leaving
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Previous Next Submit Assessment A44130 Weight: 1 )Describe the solution of the following system of linear inequalities with graphing : 2x - y
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Calculate the consumers' surplus at the indicated unit pricepfor the demand equation. HINT [See Example 1.] (Round your answer to the nearest cent.) p=700e 2q ; p=110

Name: Math 1351 - Week 1 Day 2 HW Due: Use a separate sheet of paper to answer the following. Please show all steps and clearly label each step or each part of the picture or graph. Using Area and Set Models For questions 1-6, use an area model. 1) + 2) 3_ IN 4 3) WIH 4) 5) 4X WIN 6) X 7) Use a line model to show 6 : 2. 8) Solve by finding the LCD
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2) If () = { 0 [0,5] \{3,4} 5 = 3 2 = 4 , using the definition or integrability criterion show that [0,5] and 5 0 = 0 \f
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A friend has a 83% average before the final exam for a course. That score includes everything but the final, which counts for 15% of the course grade. What is the best course grade your friend can earn?

Unit: Rational Functions Create a rational function in standard form with the following characteristics: Degree of Numerator is at least 1 Degree of Denominator is at least 2 Solve your function algebraically. then find the: Domain and Range Positive and Negative intervals X-intercepts and y-intercepts Vertical Asymptotes and Horizontal Asymptotes

A bank has decided to set its interest rates to compound monthly on all deposits in order to give customers the same benefits as its current offering of 4.25% compounded quarterly . At what value should the monthly compounded interest rate be set? Round to two decimal places

Thanks for the help 0 (16 points) Let A = 09 (a) [6 points] Find the inverse of A, using Gauss-Jordan Elimination. (b) [4 points] Verify that your answer to (a) is correct by multiplying A-1 . A. (c) [6 points] Use the formula X = A-1 . B to solve the following system of linear equations. I + 2z = T. + + 3z = 6 - y - 2z =
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math 135 applied algebra and trigonometry 4. Solve the following equations. Round to two decimal places. 4x+2 = 64 3* =7 ex = 12 5. Solve the following equations. Round to one decimal place. log(x+2) = 3 In* = 5 log* + log5 = 2 6. Solve the following equations. Round to one decimal place. Int - In3 = In log* = 10g2 + log(*+4)
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1. Find the probability by referring to the tree diagram on the right. 0.8 A P(MnA) 0.4 M P(MA) = P(MnA) + P(NnA) 0.2 B Start 0.6 0.5 A N 0.5 B The probability is (Type an integer or a decimal. Round to the nearest hundredth as needed.)
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Hi. I need help with this thanks Question 11 (1 point) Given the formula, On = a T. 1-r , what is the sum of the first nine terms of the geometric series: 324, -108, 36, -12... If necessary, round to the hundredths place. (2 places after the decimal) Previous Page Next Page Page 11 of 12
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I need help with the following questions, and hoping you're able to help me with them! At a breakfast buffet, 63% of people choose coffee for their beverage while 23% choose juice. Also, 20% choose both coffee and juice. What percentage of people chose coffee only? O 83% O 43% O 13% O 3%When a fish is selected at random from a tank, the
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How long will it take for a$2500investment to grow to$4500at an annual rate of9%,compounded semiannually? Assume that no withdrawals are made. Do not round any intermediate computations, and round your answer to the nearest hundredth.

Can you please solve these 5 problems thank you 11. Prove or provide a counterexample. Let A = {a1, a2, a3, a4} and B = {b1, b2, b3}. Define f : A -> B by f(a1) = b1, f(a2) = b1, f (a3) = b2, and f (as) = b2. (a) Is f a function? Why or why not? Explain. (b) Is f one-to-one? Why or why not? Explain. (c) Is f onto? Why or why not? Explain. (d) What
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Condense 2ln(x + 2) - ln(x + 2) - ln(2) - 3. Using the power rule, product rule and the change-of-base formula, simplify the expression log 5 (250). (Notelog(10) log(5) 1.4.)

Determine an equation for the following sinusoidal function. \f
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7-50. Androgynous Bicycle Company (ABC) has the hottest new products on the upscale toy market -- boys' and girls' bikes in bright fashion colors, with oversized hubs and axles, shell design safety tires, a strong padded frame, chrome-plated chains, brackets and valves, and a nonslip handlebar. Due to the seller's market for high-quality toys for

2. With respect to this particular task, explain the significance of each of these critical points: x-intercept(s) y-intercept vertex
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E Homework: Homework 19: Chapter 3.3: Zeros of Polynomial Func Decide whether the following statement is true or false. If false, tell why. Since x - 1 is a factor of f(x) = x - x4 + 2x2- 2, we can conclude that f(1) = 0. Is the statement true or false? O A. The statement is true. B. The statement is false because since x - 1 is a factor of f(x) =
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Please answer with and without trigonometry. Thanks so much! Problem: The vertices of triangle .1.BC' lie on the sides of equilateral triangle DEF. as shown. If CD = 3, CE = BD = 2, and ZACB = 90', then find AE. B D E
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help needed fast Apex Learning - Courses ubbe/activity/1/4/3/assessment t. 1.4.3 Test (CST): Foundations of Algebra Question 18 of 25 Which number produces a rational number when added to 0.57 OAT O B. VE O C. 0.5050050005... O D. -3.5
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A certain forest covers an area of 4500 km2 .Suppose that each year this area decreases by5.5%.What will the area be after15 years? Round your answer to the nearest square kilometer.

Question 3: (20 marks) Given a base class with the following UML class diagram. Create a Person base class for the following. You have to create a NetBeans project for this question. Person - name: String + setName(String newname): void + getName( ): String + writeOutput ( ): void + equals (Person otherPerson): boolean You have to use the base
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I'm stuck in the question solve this question quickly Problem 1: (adapted from Day and Stewart) In ecology the word "harvesting" can be used in the traditional agricultural sense or it can refer to fishing and hunting of animal populations. Predicting the effect of harvesting is an important role of Environment Canada. Here are two models of
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no image just this but i don't understand Give the coordinates of the image under the given translation. Triangle VWX with vertices V(-1,0), W(6,8), and X(4,-3) (x, y) + (x- 1,y-5) V: ( W: ( X': LLI
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The following question below is for my MAT-401 Class :" Mathematical Logic" can someone here please answer this question in relation to mathematics. When we are given a situation in the real world, whether it has to do with work or personal, at times, after thinking about what to do, we tend to do the illogical act over the logical. In your

solve the problem 9. (4 pts) Evaluate (x - ry )de. where contour G is the straight line from
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Tayler claims that when a linear equation is written in general form, Ax + + By C = 0, the x-intercept of the corresponding graph is always A C - . a. How can you show that Tayler's claim is true for the equation 3 5 x y + + 45 = 0. - b. Why does A C - represents the x-intercept. (Hint: What y-value can be substituted into Ax + + By C = 0 to

1.1: Which protocols do you see in your captured packets? List all of them
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21. The complex number z = 3+j4, where j is 1. Write z in polar form. Then write 1/z in polar form

Which of the tables below is the truth table of the statement(P Q) Q? Which of the tables below is the truth table of the statement (-P v Q) - Q? p -PV q ( -p V q) = q P q -p -p V q (-pv q) = q b a T F F F F T F T Truth Table F T F F T T F T -p V q (-pv q) = q p q -p V q (-p V q) = q P d C T T F T T T T F T F F F F F T T T T T F F F F T T O a
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Please explained. Consider functions f : A > B and g : B > 0. Based on the propositions from Lecture, 12-4, is it immediately true that if f is not onto or g is not onto, then 9 o f is not onto? 0 True 0 False
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I need help with 1-3 2 -2 1. (20 points) Find the LU-factorization of A = 6 11 3 in both 8 -33 -65 ways: first by Algorithm 1, then by Algorithm 2. Find the LDUj-factorization of A. 1 -2 -4 2. (20 points) Find the LU-factorization of A = 2 -3 -9 in both ways: 16 15 first by Algorithm 1, then by Algorithm 2. Find the LDU1-factorization of A. 3 1 .5
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Question 1 O / 1 pts Medication order: 50 mg/kg/day Patient weight: 85.8 pounds The patient will receive __ mg/day. E Correct Answers > 1950 Question 2 0 / 1 pts Medication order: 90 mg/kg/day Patient weight: 94 pounds The patient will receive __ mg/day. _: Correct Answers \\> 3845.45
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In each of the items below, find all eigenvalues of the given matrix. It is not necessary to find the corresponding eigenvectors. \f
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Given the functionsf andg below, findf(g(3)) f(x) = -x 2 -6x+3 g(x) = -x - 3

3. What is the equation in slope-intercept form of the line that passes through the points (-4, 2) and (12, 6) ?

I need help with this problem please, and please make it legible sometimes I can't read it. 4. Let U be any set. Prove that for every B e g;)(U) there is a unique D e 3:;(U) such that for every C e 33(U), C \\ B = C n D
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Growth of HPV is monitored: 10^9 cells and 10^6 viruses in one mL were incubated. Following one infectious cycle, a direct cound and plaque assay were performed. Direct count: mixture diluted by a factor of 1000X after which beads were added to obtain a final concentration of 1x10^4 beads/mL. A microscopic FOV showed 20 beads, 150 virions. In the

What transformation is applied to the function y=2cos(-x)

#T. ....... According to an article, the loan amounts of loans originated by a large insurance company lender have a mean of $634 million with a standard deviation of $15.3? million. The variable \"loan amount\" is known to have a right-skewed distribution. a. Using units of millions of dollars, determine the sampling distribution of the sample
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the length of the radius of a circle inscribed in a regular hexagon is 10 cm. find the perimeter of the hexagon

Can someone help with this assignment, I need help like right now. 5) A. Name in words: 7) A. Name in words: B. Domain: B. Domain: C. Range: C. Range: D. Equation: D. Equation: E. Given the graph E. Given the graph 6) A. Name in words: 8) A. Name in words: B. Domain: B. Domain: C. Range: C. Range: D. Equation: D. Equation: E. Given the graph E.
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thankyouuuu state the transformations of the following function: y = -20sin( =(x - 40)) Select one: O a. reflection over the y-axis, vertical stretch by a factor of 20, horizontal compression by a factor of - , horizontal translation 40 right O b. reflection over the y-axis, vertical stretch by a factor of 20, horizontal stretch by a factor of 3,
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