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Mathematics Questions and Answers October 16, 2021

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Solve using the graphical method. Choose your variables, identify the objective function and the constraints, graph the constraints, shade the feasibility region, identify all corner points, and determine the solution that optimizes the objective function. Use this information to answer the following 8-part question: A small company manufactures

The results of a certain medical test are normally distributed with a mean of 125 and a standard deviation of 17 (A reading above 144 is consideredunhealthy.) Use the given table to find the percentage of people with readings above 136.

I need help with problem and need the steps to do it. The rate of change In the number of miles of road cleared per hour by a snowplow is inversely proportional to the depth of the snow. Given that 24 miles per hour are cleared when the dept of the snow is 2.6 inches and 11 miles per hour are cleared when the depth of the snowI is 8 inches, then
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ABC Mechanics charges an estimate fee of $100 plus $40 per hour, x , in labor. XYZ Mechanics charges an estimate fee of $65 plus $50 per hour, x , in labor. How many hours of labor will make ABC the better choice? x = 6 hours x > 3.5 hours x < 5 hours x > 2 hours

For the polynomial function ????(????) = ???? 2 ???? 3 a. Use the Leading Coefficient Test to determine the graph's end behavior. b. Find the x-intercepts. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. c. Find the y-intercept. d. Determine whether the graph has y-axis symmetry, origin
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The time it takes an employee to package the components of a certain product is normally distributed with =8.5 and =1.5 minutes. As an incentive, management has decided to give a bonus to the 30% of employees who took the shortest amount of time to package the components. Find the amount of time taken to package the components that will indicate

Payments of $1750 and $1600 are due four months from now and nine months from now respectively. What single payment is required to pay off the two scheduled payments today if interest is 9% and the focal date is today?

If f ( x ) = [ 4 ] [ 2 ] x + x ^ 2 and g ( x ) = x / (x [ 6 ] + 1.5 ) , find f ( g ( [ 9 ] ) ) and g ( f ( [ 9 ] ) ) by first determining f ( g ( x ) ) and g ( f ( x ) ) before evaluating for [ 9] . Show all the steps

Deon is participating in a6-day cross-country biking challenge. He biked for54,51,60,48,and52miles on the first five days. How many miles does he need to bike on the last day so that his average (mean) is54miles per day?

Supply Chain Management Introduction Outline What is supply chain management? Significance of supply chain management. Push vs. Pull processes utdallas.edu/~metin 1 A Generic Supply Chain Sources: plants vendors ports Regional Field Warehouses:Warehouses: stocking stocking points points Customers, demand centers sinks Supply Inventory Purchase

The lifetime of a certain brand of electric light bulb is known to have a standard deviation of 51 hours. Suppose that a random sample of 100 bulbs of this brand has a mean lifetime of 499 hours. Find a 99% confidence interval for the true mean lifetime of all light bulbs of this brand. Then complete the table below.Carry your intermediate

Use graphical methods to solve the linear programming problem. Maximize z = 8x + 12y subject to: 40x + 80y560 6x + 8y72 x0 y0

the function f(x)=2x^3-24x^2+42x+9 has one local minimum and one local maximum use a graph of the function to estimate these local extrema. this function has a local minimum at x=___________ with output value_____________ and a local maximum at x=_____________ with output value_____________

Part I: Select a piece of real estate (residential, commercial, warehouse, land), any number of resources can be used (www.realtor.com is one option).You will need to include a listing sheet/link with your submitted assignment. Part II: Determine a down payment. (a standard down payment is 20%, however you may offer justification for any

Please solve the following problems and show all work. 25,31,33,39,67,79,80,82 Find the slope, if it is defined, of each line. If the slope is undefined, state this. \f\f\f\f\f\f\f
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Develop an Africentric calendar based on months of cultural and historical dates/events/ritualsame days. Three cultural-based events/dates for each month. Utilize what you have learn all semester from beginning to end of semester
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1. If you put away $100 a month from after graduation until retirement (age 65) in an investment account with APR 3.5% how much will you have to retire on? Show calculations. Explain assumptions. (I am 39 now)

Use the definition to find an expression for the instantaneous velocity of an object moving with rectilinear motion according to the given function relating s and t. s= 3t+13 The expression for the instantaneous velocity of the object is ?

4 Use grouping to fill in the factorization: x^2-3x+9x-27 (___)(___) A.(x-9)(x+3) B.(x+9)(x-3) C.(x+9)(x+3) D.(x-9)(x-3)

Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y}B = {q, s, y, z}C = {v, w, x, y, z} List the elements in the setC' UA' {w, y} {q, r, s, t, u, v, x, z} {q, s, u, v, w, x, y, z} {s, t

Question 20 (1.5 points) A diamond is submerged under water. The light ray is travelling from water-to- diamond. The incident angle Vincident - 35 What is the possible refracted angle refraction? nwater
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Find the dimensions of the open rectangular box of maximum volume that can be made from a sheet of cardboard 17 in. by 10 in. by cutting congruent squares from the corners and folding up the sides. Then nd the volume. The dimensions of box of maximum volume are E El (Round to the nearest hundredth as needed. Use a comma to separate answers as
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i need information on the following: interpersonal skills cash handling office practices and procedures understanding and following directions mathematics verifying accuracy of information

Solve for x. log x=log^5 + log (x-3) Please help me solve for x. I really appreciate all your help and time. x=

Find cos(-2x/54)sin((6+2)x/2)dx - sin(-2x/54)cos((6+2)x/2)dx

If an object is projected upward from ground level with an initial velocity of 112 ft/s,then its height in feet after seconds is given by s(t)=-16t^2+112t. Find the number of seconds it will take to reach its maximum height. & what is the maximum height

A computer stores receives a box of a certain video game. The box contains 40 games of which6 are defective. A quality-control inspector randomly chooses 7 games from the box. 1. What is the probability that exactly 2 are defective? 2.What is the probability that exactly 0 are defective? 3.What is the probability that at most 4 are defective?

Calculate the definite integral by referring to the figure with the indicated areas. Area A = 1.586 Area C = 5.753 X Area B = 2.392 Area D = 1.849 A b d a CD O [ f( x ) dx =] b
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A pottery studio gives three -hour and five -hour ceramics classes for $ 21 an hour. If the studio has collected $ 3864 for a total of 48 c lasses, how many three -hour classes and how many five -hour classes were paidfor? three -hour classes????? (Type an integer or adecimal.)

In each case, calculate the reaction at A and then draw the FBD of segment AB of the beam in order to determine the internal loading at B.he beam in order to determine the internal loading at B.

This is the question that I want to ask a help. How can I solve this? Moore's law. The gure and table below show the number of transistors N in 13 micro- processors, and the year of their introduction. Year 1971 1972 1974 1978 1932 1985 1989 1993 1997 1999 2000 2002 2003 Transistors 2,250 2,500 5.000 20,000 120,000 275,000 1,180,000 3,100,000
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Can someone please help me with this question???? 1. Let L1:r1 = t(1,,3) and L2 :r2 = (1,2,2) +t(1,[},0) be two lines. (a) Find the plane P containing L1 parallel to L2. (b) Find the distance from any point on L2 to the plane 13. Why does this not depend on the point in L2? (c) Find 11, a normal vector of 'P, such that n + r2 lies in L1. How is
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For his phone service, Ravi pays a monthly fee of $10.00, and he pays an additional $0.04 per minute of use. The least he has been charged in a month is $67.92. What are the possible number of minutes he has used his phone in a month? use 'm' for the number of minutes, and solve your inequality for 'm'.

A card is dealt from a complete deck of fifty-two playing cards (no jokers). Use probability rules (when appropriate) to find the probability that the card is as stated. ( Enter your answers as fractions. ) (a) a jack and a spade (b) a jack or a spade (c) not a jack of spades

Round to the nearest tenth of a percent if necessary and state whether the change is an increase or a decrease. From 58.1 m to 63 m

A gas station stands at the intersection of a north-south road and an east-west road.A police car is traveling toward the gas station from the east, chasing a stolen truck which is traveling north away from the gas station.The speed of the police car is 100mph at the moment it is 3 miles from the gas station.At the same time, the truck is 4 miles

Using all 18 rules of logic construct a conditional proof using the following valid argument. 1. ~(X&Y).....................Premise 2. ~(Z&(YvW))../ Y>(~X&~Z)....Premise/Conclusion .....3.

Consider the following two job offers.Job A and Job B have salaries given by the following table. Job A Job B Starting salary $50,000 $50,000 Salary after1 year $56,000 $54,000 Salary after2 year $62,000 $58,320 Salary after3 year $68,000 $62,985.60 a.Model each job salary with an appropriate function. b.Which job offer is more lucrative in the

the blade on a typical table saw rotates at 3850 revolutions per minute. Calculate the linear velocity in miles per hour of one of the teeth at the edge of the 13 inch diameter blade. How many miles is the linear velocity per hour? Round to nearest tenth as needed.

1.Use the compound interest formula and the continuous compound interest formula to answer the following question: You just won $150,000 in the lottery and you decide to invest the money for 20 years to save foryour retirement.However, you only get to chooseone of the 4 options below.Which one would you pick and why? 1.A certificate of deposit

PRINTABLE VERSION Quiz 12 Question 1 Given sec(x) = 7 with 90 < x < 180. Find sin(2x) . a) 102 49 b) 83 7 c) 43 49 d) 83 49 e) 83 49 f) None of these. Question 2 Given sin(x) = a) 83 7 b) 1213 49 c) 13 2 49 d) 213 49 e) 1213 49 f) None of these. 6 with 180 < x < 270. Find sin(2x) . 7 Question 3 Given csc(x) = 8 with 270 < x < 360. Find cos(2x) .

ch 8 11. For the following item, calculate the missing information. Round dollars to the nearest cent and percents to the nearest tenth of a percent. Do not enter the percent symbol in your answer. Item Cost Amount of Markup Selling Price Percent Markup Based on Cost Percent Markup Based on Selling Price bar of soap $2.91 $0.95 $ % %

Solve for u. If there is more than one solution, seperate them with commas. If there is no solution, click "no solution" u-7/u+1+1=u-3/u-2

Find x . Round your answer to the nearest tenth of a degree. \f
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The output is 6,000 calculators Suppose that for a company manufacturing calculators, the cost, revenue, and profit equations are given by C = 80,000 + 40x, R= 200x - 20 P=R-C where the production output in 1 week is x calculators. If production is increasing at a rate of 500 calculators per week when production output is calculators. Find the
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Find the volume of the solid formed when the region bounded by the lines x=0, x=1, y=x+1, and y=x+2, is revolved about the x -axis using the method of disks or washers. Volume= ?cubic units

Time left 1:46:11 Question 8 Not yet answered Marked out of 1.00 Flag question Question text Which is TRUE of research? Question 8Answer a. Research is scientific b. A problem in research means something is wrong c. Research is not systematic d. Cannot be carried out by multiple method

44. You draw and keep a single bill from a hat that contains a $ 1 , $ 5 , $ 1 0 , and $ 5 0 bill. What is the expected value of the game to you? The expected value of the game to you is nothing dollars. (Type an integer or a decimal.)

The Key TO Success will your comment strategy is living a deep understanding of your ideal customer. To do this, create your buyer personas with SEO in mind. Write down demographic information about your buyer persons (e.g. age, gender, job title, income, etc.)
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Find the missing values assuming continuously compounded interest. (Round your answers to two decimal places.) Initial investment Anual % rate time to double amount after 10yrs $1250 10.5% ? ?

PRINTABLE VERSION Practice Test 4 Question 1 Given P(Ec ) = 0.45, P(F) = 0.54, and P(E F) = 0.18. Find P( E | Fc ). a) 0.5068 b) 0.8222 c) 0.6851 d) 0.3333 e) 0.8043 f) None of the above. Question 2 Two cards are drawn without replacement from a well-shuffled deck of 52 playing cards. What is the probability that the first card drawn is a 2 and

Office 2016 - myitlab:grader - Instructions Exploring - Access Chapter 1: Homework Project 2 EX16_AC_CH01_GRADER_ML1_HW - Home Sales Project Description: An independent real estate firm that specializes in home sales needs to create a database in which to store its records. In the following project, you will open a database containing information

How do you find surface area when y=15+ sqrt(225-x^2) between (15,15) and ( sqrt(899)/2 , 31/2 ) Thank you!

Hi, could someone show me how to do the math for these two problems? Garden Variety Flower Shop uses 670 clay pots a month. The pots are purchased at $2.40 each. Annual carrying costs per pot are estimated to be 10 percent of cost, and ordering costs are $10 per order. The manager has been using an order size of 2,000 flower pots. a. What

Animals in an experiment are to be kept under a strict diet. Each animal should receive 50 grams of protein and 9 grams of fat. The laboratory technician is able to purchase two food mixes: Mix A has 20 % protein and 6 % fat; mix B has 50 % protein and 5 % fat. How many grams of each mix should be used to obtain the right diet for one animal? One

Solve the logarithmic equation log3(x+6)+ log3(x+4)=1 reject any value of x that is not in the domain of the original logarithmic expressions

) IQ test scores are normally distributed with a mean of 100 and a standard deviation of 15. An individuals IQ score is found to be 90. Find the z-score corresponding to this value.

In Exerciss 17, find the slope-intercept form of the line which passes through the given points. \f
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Question 2 can you look this over and show all of the work. Thanks \f
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The bottom of page 312 defines the complement rule .It explains that sometimes it is easier to find the complement and subtract it from 1 than it is to find the desired probability. 1.Explain in your own words why it would make sense for P(E) + P(E?) to equal 1. \f
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write an equation of the plane that contains the line x/1=(y-1)/3=(z+1)/2 and perpendicular to the line (x-1)/(-17)=(y+5)=(z-3)/7

The __________ is obtained by first adding the lower and upper limits and then dividing by 2.

A survey asked, "Which leg do you put into your trousers first?" Of the 2,710 Americans surveyed, 1,138 said left, and 1,572 said right. (a) Determine the sample proportion of Americans who put their left leg into their trousers first. ( Round your answer to two decimal places (b) Determine the sample proportion of Americans who put their right

1. Initially stationary (the train starts at rest), a train has a constant acceleration of 0.6m/s 2 . What is its speed after42s? What would be the total time it would take to reach a speed of49m/s? 2. A rock is dropped off the side of a bridge and hits the water below6.9s later. What was the rock's velocity when it hit the water? speed and

In a product liabilitycase, a company can settle out of court for a loss of$350,000, or go totrial, 500,000 if found guilty and nothing if found not guilty. Lawyers for the company estimate the probability of anot-guilty verdict to be 0.8. w hat is the expected value of the amount the company can lose by taking the case tocourt?

The\tfollowing\tformula\trelates\tthe\tdistance (in\tfeet) traveled\tby\ta\tvehicle\tduring\tan\temergency\tstop\tto\tthe\ttime (in\tseconds)\tit\ttakes\tto\tarrive\tat\ta\tcomplete\tstop: S\t=\t16t^2 740\t=\t16t^2 740\t=\t16\tx\tt^2 740\t=\t16\tx\tt^2 -16\t=\t-16\tx\tt^2 724\t=\tt^2 At\tthe\tscene\tof\tan\taccident,\tBill\tuses\tskid\tmarks\tto

Discrete mathematics Find A* = A + A2 +...+ AS. What do these elements tell you? Can you reach any vertex from vertex F? Explain
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Define the general power rule for differentiatingthe functionh(x) = [f(x)] n , wherenis a real number. Post a function and ask your classmates to find the derivative.

Long-term assets are depreciated over time for which reason? To account for payments made to associated loans To limit the amount of allowable expenses each period To recover costs associated as quickly as possible To systematically reduce long-term asset values over time and with use

1.A field test for a new exam was given to randomly selected seniors. The exams were graded, and the sample mean and sample standard deviation were calculated. Based on the results, the exam creator claims that on the same exam, nine times out of ten, seniors will have an average score within 5% of 75%. Is the confidence interval at 90%, 95%, or

Roger has the graph of F(x) = -4x^2 but needs to sketch the graph G(x) = (x+3)^2 +2/3.Describe how Rodger can use the graph of F(x) to sketch the graph G(x)? Please just send me the answer. Thank you

r, , ., , fl , r. .. , . , , ooenvellum.ecolleqe.com 7 (D C O f'. mathxl.com "1, 4 60f17(4 complete)v > k , an Investment With interest compounded annually and an APR of 6.9% increases in value by which factor? k Choose the correct answer below. u The factor is 1.0695. u The factor is 5 x1069. u The factor is1.695. Q ii I'I -A ,-'

Algebra 2 Writing Assignment: Solving Rational Functions 5 points each Total Points: 50 Solve for x. Show all work and check your answers. 1. 2 3 x55x 2. 3427 x25 5(x2) 3. x27 4 3 42 4. 2 2 x 5. 3210 22 x x2 6. x2x 43 7. 1 2 x7x10 22 12 x x 3 x1 x5x2 4 x 8. 66xx 9. 2x 5 2 x3 10. 211 x2x2 21 2 2 3 x3 3

Given the following definition, computeQ(5).Q(n) = 0 ifn= 0 2 ifn= 1 3 ifn= 2 Q(n1) +Q(n2) +Q(n3) ifn> 2 Q(5) =

Sakda runs a basketball program. On the first day of theseason, 58 58 young women showed up and were categorized by age level and by preferred basketballposition, as shown in the accompanying table. Using the set labels(letters) in thetable, find the number of players in each of the sets below. (a) J intersect G (b) S intersect N (c) N union (S

In a listing of the five equivalence classes modulo 5, four of the values are 1211, 218, -100, and -3333. Give a possible choice for the fifth value.

You are given rectangle ABCD on the grid shown and are told that the figure is moved two units. The person fails to tell you in what direction. Which COULD be the new coordinates of point D? A) (4, -4) B) (-6, -4) C) (-2, -2) D) (-1, -4)

1.) Solve by substitution. What is the solution set? 3x +12y = 3 x= 8-4y 2.) Solve the following system of equations by graphing. If the system is inconsistent or the equations aredependent, say so. What is the solution set? (Draw a graph) 8x-5y = 3 16x-10y = 6 3.) Use the elimination method to solve the following system of equation. What is the

The mean number of hours that Raphael worked over the past four weeks is 37.75 . If he works 40 hours thisweek, what will the mean number of hours be that he will have worked over thefive-week period?

Find the slope of the line through the points (5, 7) and (4, 7). The slope is zero. The slope is undefined. m = 1 m = -1 Find the slope of the line through the points (7, 10) and (7, 5). The slope is zero. The slope is undefined. m = 5 m = -5

MAT9004 Assignment 3 Due at the beginning of your support class in week 12. 1. The temperature distribution in a metal plate ({(x, y) R2 : |x| 10, |y| 5}) is given by T (x, y) = x2 10x + 4y 2 + 9 (a) Sketch on the same plot the sets of points with temperature 0, 1, 1. [2] (b) From the point on the plate located at (1, 1), in what direction is the

9/14/10 12:27 PM Page 321 Chapter dug84356_ch05a.qxd 5 Factoring The sport of skydiving was born in the 1930s soon after the military began using parachutes as a means of deploying troops. Today, skydiving is a popular sport around the world. With as little as 8 hours of ground instruction, first-time jumpers can be ready to make a solo jump.

The demand curve for original Iguanawoman comics is given by q =( 420 p ) 2 150 (0 p 420 ) where q is the number of copies the publisher can sell per week if it sets the price at $ p . (a) Find the price elasticity of demand when the price is set at $32per copy. (Round your answer to two decimal places.) (b) Find the price at which the publisher

16. Let two cards be dealt successively, without replacement, from a standard 52-card deck. Find the probability of the event. two jacks The probability of drawing two jacks is (Simplify your answer. Type an integer or a fraction.)Seven people (three women and four men) arrange themselves randomly in seven consecutive seats in a row. Complete
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Iff(x)= 26x+x 2 andg(x)=xx7+1.5, findf(g(7))andg(f(7))by first determiningf(g(x))andg(f(x))before evaluating for [d] . Round the answers to two decimal places.

MATH 102Q - Problem SolvingFall 2007 Sections 001 and 002 Homework Assignment 4 - The Prom Problem Due September 19, 2007 Name: _______________________________ After the senior prom, six friends went to their favorite restaurant, where they shared a booth.The group consisted of the senior class president, the valedictorian, the head cheerleader, a

Find any relative maximum or minimum points of the given function. y=x 3 +x 2 -5x+1

A family cruise how much will it cost in 12 years with an interest rate of 10 percent. I need help with setting up a formula and work the computational steps one by one, and explain how each step is worked out with the negative exponent means and explains what the answer means. Also does this formula look familiar to any other form(s) that we are

Hi! I would need some help on this number. Thank you! 2. Determine the values of 13 so that the following system has (i) a unique solution (ii) no solution (iii) an innite number of solutions kw+ y+z=1 w+ky+z=1 $+y+kz=1
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Assume that x= x=x(t) and y=y(t). Let y=x 2 +2 and dx/dt=5 when x=4 find dy/dt when x=4

Using the templates below (graph, dots, line, curve), graph the square root functions, f and g, in the same rectangular coordinate system. Use the integer values of x given to the right of each function to obtain ordered pairs. Once the functions are graphed, describe how the graph of g is related to the graph of f. f(x) = ????? (x = 0, 1, 4, 9)
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24 divided by the square root of 6a Please help me to simplify

Harold and Timmy are playing a game of chance.In each round of the game, both players roll a fair die.If the sum of the numbers on both dice is less than or equal to 6, Harold is considered the "winner." If the sum of the numbers on both dice is greater than or equal to 7, Timmy is considered the "winner." Whoever loses picks a card from a

Letf(x)=x^2 There are two lines with positive slope that are tangent to the parabola and that pass through the point(8,51.75). Find the equation of the line with the smaller slope.

Find all real numbers x so that x is within 4 units of 2.

Data Mining Review Questions / XLMiner Labs Chapter 13 - Association Rules 1. Cosmetics Purchases. The data shown in Figure 13.7 (on page 278 of your textbook) are a subset of a dataset on cosmetic purchases given in binary matrix format. The complete dataset (in the file Cosmetics-small.xls) contains data on the purchases of different cosmetic

sketch a graph of f(x)={2 if x < -1 {-x+1 if -1 1

I have 24 problems that I need to find the solution sets. 1) Square root of 9x-9 = 6 2) Square root of 3x - 9 then -6 = 0 3) x= square root of 3x+4 4) Square root of 12x+1 = x+1 5) x= the Square root of 6x-11 then +1 Let's try these five first. Thanks, Dori

"COO AT&T LTE 3:18 AM 0' 78% E < Grades Module 2 - Turn-In Assignment l Detail ' Submission Grade Traffic Flow Traffic engineers use systems of equations to study the flow of traffic. The analysis of traffic flow is based on the principle that the number of cars that enter and leave an intersection must be equal. Suppose the traffic flow for some

10. Alcohol should continue to be legal: Remember that the Great Depression occurred shortly after Prohibition. slippery slope
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