S
  1. study help
  2. subject categories
  3. sciences
  4. mathematics
  5. november 2021
  6. 07

Mathematics Questions and Answers November 07, 2021

Expert-verified solutions to help you succeed

Given the functions f(x) = 6x + 11 and g(x) = x + 6, which of the following functions represents f[g(x)] correctly? f[g(x)] = 6x + 47 f[g(x)] = 6x + 17 f[g(x)] = 6x2 + 47 f[g(x)] = 6x2 + 17

ch 10 10. Find the maturity value of the following loan. Use MV=P(1+RT) to find the maturity value. Round your answer to the nearest cent. Do not round intermediate calculations. Principal Rate (%) TimeMaturity Value $720,000 12.75 9 months $

Let f(x) = 2e - x+ 1 (a) Which describes how the graph of f can be obtained from the graph of y = ex ? Choice: ________ A.Shift the graph ofy = e xto the left by 1 unit and shift upward by 1 unit. B.Shift the graph ofy = e xto the right by 1 unit, stretch vertically by a factor of 2,andshift upward by 1 unit. C.Reflect the graph of y = e x across

The daily profit P in dollars of a company making tables is described by the function P(x)=-5x^2+260x_3135, where x is the number of tables that are manufactured in 1 day. The maximum profit of the company occurs at the vertex of the parabola. How many tables should be made per day in order to obtain the maximum profit for the company? What is the

Please explain and give examples of influences of math on daily social activities.

\f
image text in transcribed

Hi there, Appreciate your help :) If you could provide me with the solutions for the following question I would be very appreciative. The Case W a guitar effects company, wants to reduce the noise coming through its products. One part of their efforts is to source better quality parts; they have settled on parts from either Ace Components, Bighorn
image text in transcribed

The length of a rectangle is 5 meters less than twice the width. If the area of the rectangle is 273 square meters, nd the dimensions. The width is D meters. The length is El meters
image text in transcribed

# 18 A container contains 12 diesel engines. The company chooses 9 engines at random, and will not ship the container if any of the engines are defective. Find the probability that a container will be shipped even though it contains 2 defectives if the sample size is 9.

\f\f\f\f

Write the equation of the line, in slope-intercept form, that passes through the point (6,8) and is parallel to the line x+7y=3

ch 10 8. Find the amount of interest and the maturity value of the following loan. Use the formula MV=P+I to find the maturity value. Round your answers to the nearest cent. Principal Rate (%) Time Interest Maturity Value $95,0008 1/41 1/2years $ $

7. Convert the following mixed number to an improper fraction. Enter the numerator and denominator below. 30 3/4 Numerator: Denominator:

Write a slope-intercept equation for a line passing through the given point that is parallel to the given line. Then write a second equation for a line passing through the given point that is perpendicular to the given line. (3,-2), 3x +4y = 5

mv.4...4....u..".4,M.,.'A...Au.u.n...m- J R Km. am fldm fled frac i ais I swami"

Can you explain the amount at the end of 7 years if $1600 is loaned at a rate of 8% compounded continuously. What formula would I use?

You are having a meeting with the CEO of a soda company. You have interpreted the number of cans of soda produced versus profit as the function P(x) = x 4 x 3 11x 2 + 9x + 18. Describe to the CEO what the graph looks like and, in general, how to sketch the graph without using technology. Use complete sentences, and focus on the end behaviors of

In the design specification of a library borrowing system, O(b) denotes the predicates "Book b is overdue". Write the sentence "There are exactly two books overdue" in symbolic form

\f
image text in transcribed

A large snowball is melting so that its radius is decreasing at the rate of 2 inches per hour. How fast is the volume decreasing at the moment when the radius is 5 inches? [ Hint: The volume of a sphere of radius r is V =43 r 3 .] (Round your answer to the nearest integer.)

1. Solve the following inequalities algebraically. Express your answer in interval notation. a) 2x-5 4x + 1 b) 4 x 2 2 x 4 + 2. 2. For the following inequality, determine whether x=2 is contained in the solution set. a) x - 2 3x + 4 x + 14 3. Solve the following algebraically. Verify your results graphically. a) -4(5-3x) < 2(3x + 80) 4. Solve the

Rewrite the set G by listing its elements. Make sure to use the appropriate set notation. G={Z | Z is an integer and -5

When computing the equivalent value of a sum of money, should you use the Future Value formula or the Present Value formula if the focal date is before the due date?

Bacteria X has a growth rate of 180 % per hour. Some amount of bacteria X are accidentally introduced into some potato salad. Three hours after contamination, there were 30,000 bacteria X in the potato salad. Find the initial number of bacteria X introduced into the potato salad: bacteria Estimate the number of bacteria in the food 4 hours after

STAT 200: Introduction to Statistics Final Examination, Spring 2017 OL1/US1 Page 1 of 8 STAT 200 OL1/US1 Sections Final Exam Spring 2017 The final exam will be posted at 12:01 am on March 3, and it is due at 11:59 pm on March 5, 2017. Eastern Time is our reference time. This is an open-book exam. You may refer to your text and other course

let f(x)=4x if g(x)is the graph of f(x) shifted down 3 units and left 2 units, what is a formula for g(x)

Evaluate the function for the given value of x. f(x)=2(5 x ) x=3 f( 3 )=_______ (Simplify answer.)

The weight that can be safely supported by a2- by 6-inch support beam varies inversely with its length. A builder finds that a support beam that is 10 feet long will support 600 pounds. Find the weight that can be safely supported by a beam that is 12 feet long.

5.Consider the function in polar coordinates \f
image text in transcribed

please help me with this as soon as possible as I need it within the next few minutes \f
image text in transcribed

Use Descartes's rule of signs to state the number of possible positive and negative real roots. (Enter your answers as a comma-separated list.) x 4 +2 x 3 20 x 2 2 x +21= 0 number of possible positive real roots number of possible negative real roots

Set up and solve an equation to answer the question. Round your answer to the nearest tenth of a percent if necessary. What percent of 38 is 65?

\f

1. Two hundred students took a standard chemistry test. You sampled 20 students to estimate the average score and the standard deviation. How many degrees of freedom were there in the estimation of the standard deviation? (1 POINT) a. 21 b. 20 c. 19 d. 40 2. Which of the following descriptions of \"bias\" is correct? (Select all that apply) (1

Start by drawing a diagram of the situation in your selected word problem. Clearly label which direction is north, south, east, and west in your diagram, and label the known sides and angles in your triangle. Then use the Law of Cosines or Law of Sines to solve the problem. A car travels due north for 20 miles. Then it turns and goes 6 miles in

Math 1338 Quiz #9 (Sec. 7.4) Name: ________________________________________________ Please show all work on this page. 1. Write the formula for each of the indicated: a. The length of the line segment joining two points on the coordinate plane. b. The length of a smooth curve given by y = f(x) from a < b. c. The length of a smooth curve given by x

\f

The numbers of raisins in each of 14 miniboxes (1/2-ounce size) were counted for a generic brand and for Sunmaid brand raisins: \f
image text in transcribed

An airplane has an airspeed of 590 km/h bearing 50 degrees north of east. The wind velocity is 80 km/h in the direction 28 degrees north of west. Find the resultant velocity representing the path of the airplane with respect to the ground. What is the actual ground speed of the aircraft? km/h

Use the given pair of functions to find the following values if they exist. (g f)(0) (f g)(1) (f f)(2) (g f)(3) (f g)(1/2) (f f)(2) f(x) = 3/1- x , g(x) = 4 x /x 2 +1

In how many ways can a committee of two men and two women be formed from a group of eleven men and eight women?

\f
image text in transcribed

D 2 2m. 9.3 aege Em. on ____2. 29: 05.5.2.5.\" 333: we moom .mEUou $3. 3 .D 2 See 5 HE: co mate :5 E .9: $3305 m5 2 Ex? 53885 Em .35 mEsmmm EH .2sz 9% 628 2:53am. :9; a 29.. Ev. . .323 o 5395 m mung 92an .35: _m>Em 33328 .0 3558 9. 55.5 2:: :o 32.5 $8 .'EnEnanu

How can you tell if an exponential model describes growth or decay? Give examples.

Math 107 Final Examination Spring, 2017 Answer: Si 24',\" 4-7 1* L/ Work. 25 {a I .7 {3; r .. "5 f 5: Ci? m\" I i (a) 2% (b) 73+\" 26 Work for part (a) and for part (b): (Gr \"my yr : mgr: \\ JE/ 33W\"? )>(+5'E nyr'h 1! Wm wemw. r ., ! m. z .\\ R 1 Q, E I! - 1 T: if " gig? ' Z 4 35' M '7 E} 7: r I_ ll\" - \"M 1oww.ruw \fMath 107 Final Examination

Consider the following system of three linear equations and three unknowns. 2x1 2x2 x3 = 0 (I) x1 + x2 x3 = 2 (II) x1 + x2 + x3 = 1 (III) 1. Write the system in matrix notation. 2. Solve the linear system by inverting the coefficient matrix. 3. Use Cramer's Rule to solve for x1. (Show the working clearly please!)

Consider the function x) = 2m Sam on the closed interval [8, 2?]. Determine the open intervals where f is increasing (T), decreasing (L), concave up (U) and concave down (0). Identify all relative and absolute extrema, inection points, and x- and yintercepts. Sketch the graph. Th nd dd" '2xlx3_4nd\" 4 e rsta secon er1vat1vesaref(x) W a f (x)

verify that the indicated expression is an implicit solution of the given differential equation. xdy/dx+y=1/y^2, x^3y^3=x^3+1

Hi I am using mathematica program to make a vector plot. I am told to give a vector field (dy/dx)=y. Right now I have in mathematica VectorPlot [ {?,?} , {x,-10,10} , {y,-10,10} ] \f
image text in transcribed

Please help thank you very much Two cities are plotted on a map; city A lies at (4, -1), while city B lies at (-8, 5). a. Find the distance between these two cities. b. Find the point lying halfway between the two cities. c. Find the equation of the line passing through both cities.

\f

At which points are the tangents drawn to the ellipse x 2 +y 2 =3x+3y parallel to the x-axis. Round the coordinates to two decimal places. Verify your solution graphically

Compute the critical value z Subscript alpha divided by 2z/2 that corresponds to a 9898% level of confidence.

\f
image text in transcribed

The greater of two integers is 1 more than twice the smaller. The sum of the two integers is 34 What is the larger number What is the smaller number

vertical asymptotes at x =-5 and x=-6 x intercepts at x=3and x=5 y intercept at 10 y=______________________

Discuss the local and global behavior of solutions Problem 5: Discuss the local and global behavior of solutions of r = (ITT5 9:1 as the parameter (1 passes through 0. Does the system have a limit cycle for some value of a
image text in transcribed

a.) Find all vertical and horizontal asymptotes of the graph of the function. (Enter your answers as a comma-separated list.) f ( x ) = 2 + x / 2 x b.) Use the One-to-One Property to solve the equation for x . (Enter your answers as a comma-separated list.) e x 2+ 30 = e 11 x

8.1.11 please answer this question and provide the answer. thank you in advance. \f
image text in transcribed

Let A, B and C be points in three-dimensional space with position vectors a, b and c respectively. Given that A, B and C are not collinear, prove that the plane ABC can be represented by the vector equation r=xa+yb+zc, where x+y+z=1

You just received a $5000 income tax refund and are deciding what you do with the money. You could buy a tax-free savings(TFSA) term doposit that pays 3.75% compounded monthly or you could use the money to pay down your mortgage. The interest rate on your mortgage is 4% compounded semi-annually. Convert the mortgage rate of 4% to an equivalent

A=P(1+r) n P=$40000, r=0.13 and n=4 years At the end of 4 years A is how many dollars?

\f

Write the solution set using interval notation and graph 8y-4 < 15y+10 My answer is [-2,infinity) Is this correct?

\f
image text in transcribed

x^3-5x+11 x+3 the quotient is __________________ the remainder is ______________________

\f
image text in transcribed

\f
image text in transcribed

A jar contains 7 red, 9 white, and 8 blue marbles. If a single marble is chosen at random, find the probability that the randomly chosen marble is: a.Red b.White c.Blue OR red

Which of the following can be used to retrieve a name or other text data from a user? Console.NewLine(): Console.ReadLine(): Console.NextString():

\f

A fast-food restaurant offers 6 different burgers, 6 different side orders, 7 different flavor drinks, and 8 different flavors of ice cream.In how many ways can a combo containing 2 burgers, 3 different sides, 2 different flavor drinks, and 2 ice cream flavors be made? Last year at a certain high school, 12 students sought the nomination for

\f

Use Simpson's Rule with n = 6 to estimate the length of the given curve. (Round your answer to two decimal places.) x = t e t , y = t + e t , 6 t 6 L____

Solve the formula for the variable r. 1/3+12m=r/h Please include work.

I have another question I need help on. Thanks you for your assistance. More to come. If a
image text in transcribed

\f
image text in transcribed

A red and a blue die are thrown. Both dice are fair. The events A, B, and C are defined as follows: A: The sum on the two dice is even B: The sum on the two dice is at least 10 C: The red die comes up 5 (a) Calculate the probability of each individual event. That is, calculate p(A), p(B), and p(C). (b) What is p(A|C)? (c) What is p(B|C)? (d) What

The length of a rectangle is 3 cm more than twice its width. If the perimeter of the rectangle is 66 cm, find the length of the rectangle. Select one: a. 10 b. 15 c. 18 d. 23

The revenue function R(x) and the cost function C(x) for a particular product are given. These functions are valid only ofr the specified range of values. Find the number of units that must be produced to break even. R(x) = 200x - x2, C(x) = 10x + 8625: 0

The shape of a roller coaster is modeled by a polynomial function, R(x). Describe how to find the x-intercepts of R(x) and how to construct a rough graph of R(x) so that the engineer can predict when there will be no change in the direction of the coaster. You may create a sample polynomial of degree 3 or higher to use in your explanations.

Using an example for each, show how you can distinguish the natural logarithm from the common logarithm what is the rule for calculating the derivative of the composition of two differentiable functions?

1. Lumyn Electronics is a family owned business. The company sold 128 TV remote controls in July and incurred a total cost of $2,800. In November they sold 248 TV remote controls and incurred a total cost of $4,600. Based on this information, find the following:

\f

em" sin[vw) : By and e\" + wewy : :1:. Show that near (22,951)? m) : (O, 07 03 1)7 (at, y) can be expressed as a. differentiable function of (v, w) 855 (By and nd the values of a and $ at (0,13) : (O, 1)
image text in transcribed

What is the y value of sin (x) when x = -360 degrees

Hi, please help to clearfy step by step, I am not really sure the the difference between the U1 and U2 by question three. Can you cleary each question step by step and indicate the main point of the question? Thank you Q3 (3 points) Let MT, u; be vectors in IR\". Suppose vrw-'are linear combinations of u? and 14;. Prove that vil- w-is also a
image text in transcribedimage text in transcribed

Given the following frequency table of the number of students in classes at an elementary school, find the median number of students per class: Students 13,16,19,24,28 Frequency 9,7,8,3,2

All Questions. 1. Cost Price $38.40 Markup $7.90 % Markup on Cost ? Selling Price ? Find the Markup on Cost & The Selling Price 2. A company sold an outdoor lighting set for $125.72. The markup on the set was $24.67. . Find (a) the cost, (b) the markup percent on cost, and (c) the selling price as a percent of cost. (a) The cost price is ? .

\f
image text in transcribed

If the cost of seminar is $400 per person 1000 people attend. For every 5$ in reduction in cost 20 more people will attend the seminar. How much should be charged for the seminar to maximize the revenue?

Michael wins $600,000 (after taxes) in the lottery and decides to invest half of it in a 5-year CD that pays 4.95% interest compounded monthly. He invests the other half in a money market fund that retirement account that averages 7.3% interest compounded annually over the 5-year period. How much money will he have altogether in the two accounts

22 Find the value for the function. Find f(-x) when f(x) = x over x2 +8 QUESTION 3 1. Find the value for the function. Find f(x + 1) when f(x) = x^2 - 4 over x + 4. Question 7 Find the value for the function. Find f(2x) when f(x) = square root of 9x^2 -.7x QUESTION 13 1. Find the value for the function. Find f(x + h) when f(x) = 4x + 9 over 3x+4

Plz help me with this, I finished but don't know if I am right, thank you. 1. Determine Whether the following limits exist. 2 a) lim L293?!- (m,y)>(1,1) 222+y2 2 2 2 b) 11'm arty. (awom a22+y2 $4 _ 3/4 C lim . ) (aw40,0) 2:2 + 3/2
image text in transcribed

Hello, I need some help answering this question regarding point-slope form thank you Write the pointslope Town in slopeiniercept form. 3r 7 = 20: 4} The slopeintercept fem] of ihe line is D. Hype an equation.)
image text in transcribed

I need help with number 20. The function f(t) is provided above. \f
image text in transcribed

Some 85 % of the estimated $ 69 trillion in credit default swaps outstanding in 2008 were speculative." What was the value of the speculative credit default swaps? The value of the speculative credit default swaps was $______

\f

ly3\\b}D Tab 35. Solve the following initial value problem (note that 5 is an eigenvalue): $72111 = 53/1 + 312 $92 = 311 + 5312 + 93 d _ 5:93 312 + 5313 311(0) = -1, 112(0) = 2, 313(0) 2 3
image text in transcribed

Please help: A natural gas company is considering drilling a well in a particular site. It estimates the site will net $120 million if successful (probability of success = 0.05) and will lose $5 million if unsuccessful (probability = 0.95). What is the expected value return for a well at this site?

Showing 800 - 900 of 1505
  • 9 / 16