Questions

Use long division to divide Express any numbers as integers or simplified fractions r 5x 8x 17x 21 x 3

What is the result of subtracting the second equation from the first 4x 2y 2 x 2y 9 TE

1 What is the solution to the syst equations below 3x y 2 2x 2y 12 A 1 5 B 6 0 C 2 4 D 3 3

3 Select the solution to the system of equations shown below a 1 9 b 3 1 c 7 4 d 3 1 2x y 7 3x 4y 5

6 Challenge what is the value for x in the system of equations below 3y 2x 8 4x 2y 16 A 1 B 2 C 3 D 4

2 What is the solution to the system of equations below y 4x 5 3y 2x 5 A 2 3 B 2 4 C 1 9 D 3 2

3 What is the solution to the system of equations below x y 4 2y x 4 A 6 2 B 4 0 C 2 2 D 8 4

4 Which ordered pair represents the intersection point of the system of equations shown below a 2 3 y 2x 4 3y 2x 20 b 6 8 c 2 8 d no solution

What is the result of adding these two equations 2x 3y 5 5x y 12

Use the functions fand g in C 1 1 to find f g f g and d f g for the inner product f g f x g x dx f x 1 g x 4x 1 a f g b fl c g d d f g

Graph the function 1 for 3 x 2 f x 1 3 for 2 x 1 for 1 x 2

Find u v u v and d u v for the given inner product defined on Rn u 12 5 v 15 8 u v u v a u v b c u

Are f and g orthogonal in the inner product space C a b with the inner product O Yes b f g flx f x g x dx C n 2 2 f x sin x g x COS X O No

There is a 0 99967 probability that a randomly selected 29 year old female lives through the year An insurance company wants to offer her a one year policy with a death benefit of 900 000 Ho much should the company charge for this policy if it wants an expected return of 600 from all similar policies The company should charge Round to the nearest dollar

There is a 0 99967 probability that a randomly selected 29 year old female lives through the year An insurance company wants to offer her a one year policy with a death benefit of 900 000 Ho much should the company charge for this policy if it wants an expected return of 600 from all similar policies The company should charge Round to the nearest dollar

In ANOP p 870 cm m N 127 and m 0 30 Find the length of n to the nearest centimeter

1 2 3 4 5 6 7 8 Evaluate at x 3 g x 13 1 2e 7x 10 44 8 56 002 17 81 none of these 1

1 2 3 4 5 6 1 Evaluate 76 3e 1 1 0 9342 20 0855 3 2113 9 6338 1 1667

a11 a12 Let A 221 222 and B b11 b12 b21 b22 be matrices in the vector space M2 2 Determine if the function defines an inner product on M2 2 Select all that apply A B a1b11 a12b12 a21b21 a22b22 Osatisfies A B B A Odoes not satisfy A B B A Osatisfies A B W A B A W Odoes not satisfy A B W A B A W Osatisfies c A B CA B Odoes not satisfy c A B CA B Osatisfies A A 2 0 and A A 0 if and only if A 0 does not satisfy A A 0 and A A 0 if and only if A 0

11 IF x X2 5 Check Answer f x 2x and g x find fog 3 Type a response 20 24 Kuta Software LLC A 11 rights reserved Find the inverse of each function 12 f x 3 3 3 3 X A x x 3 B x 3 3 x 1 1 13 2 x 3 A x 3 B x x 2 2 3 2 x 1 2 zoom in 1

Use the inner product p q aobo ab a2b2 to find p q pl a and d p q for the polynomials in P2 p x 1 x q x 1 x a p q b p c a d d p q W

X 9x 28 Let f x and g x x 7 x 9x 14 Perform the following operation Simplify your answer f g x where x

Find the vector v with the given length and the same direction as u V v 3 u 0 1 1 3 3 0 II 3 11 11 9 11

4x 5y 38

K Which of the following is not a requirement of the binomial probability distribution Choose the correct answer below OA The procedure has a fixed number of trials OB Each trial must have all outcomes classified into two categories OC The trials must be dependent D The probability of a success remains the same in all trials

Verify the Cauchy Schwarz Inequality for the vectors u 8 3 v 5 2 Calculate the following values u v Iv We draw the following conclusion Since Ju v Select u V we Select verify that the Cauchy Schwarz Inequality for the vectors hol

Determine whether the following procedure results in a binomial distribution or a distribution that can be treated as binomial by applying the 5 guideline for cumbersome calculations If it is not binomial and cannot be treated as binomial identify at least one requirement that is not satisfied The Senate members of the 116th Congress include 75 males and 25 females Forty different senators are randomly selected without replacement and the gender of each selected senator i recorded Choose the correct answer below OA It is binomial or can be treated as binomial B It is not binomial because the experiment is not performed a fixed number of times OC It is not binomial because there are more than two mutually exclusive outcomes for each trial D It is not binomial because the selections are not independent The 5 guideline for cumbersome calculations should not be used

of five dying table which describes the number of adults in groups of five who reported sleepwalking Find the mean and standard deviation for the numbers of sleepwalkers in Click the icon to view the data table The mean is sleepwalker s Round to one decimal place as needed The standard deviation is sleepwalker s Round to one decimal place as needed Table of numbers of sleepwalkers and probabilities X012345 P x 0 179 0 363 0 309 0 114 0 033 0 002 X

K For the binomial distribution which formula finds the standard deviation Choose the correct answer below np O np O npq Onpq

Finding probabilities associated with distributions that are standard normal distributions is equivalent to finding the z scores associated with the probabilities finding the variance of the distribution finding the area of the shaded region representing that probability

Find all values of x so that the triangle with vertices A 4 4 x B 5 4 6 and C 7 2 8 has area 3 2

Find the distance between u and v u 0 2 1 v 1 4 1 d u v

The mean of a complete set of z scores will be 0 The SD of a complete set of z scores will be 1 Z scoring data from two different datasets puts them on the same magnitude and makes them easier to

Determine whether u and v are orthogonal parallel or neither u 2 20 v 5 1 O orthogonal O parallel O neither

Find the vector v with the given length and the same direction as u 3 u 0 1 1 3 V

Find the angle between the vectors 0 u 4 5 0 v 5 4 3 radians

Find u v and u v u 2 1 2 0 v 1 1 0 4 a u b v c u v

Jammer Company uses a weighted average perpetual inventory system and reports Date August 2 Activities Purchase Units Acquired at Cost 10 units 18 180 Units Sold at Retail August 18 Purchase 15 units 21 315 August 29 Sales 20 units sold August 31 Purchase 14 units 22 308 What is the per unit value of ending inventory on August 31 Answers should be rounded to the nearest cent Multiple Choice 18 00 23 49

Find a unit vector in the direction of u and in the direction opposite that of u u 3 4 5 a in the direction of u b in the direction opposite that of u

Find the length of the vector v 0 1

A 336 ft pool is to be built with a square bottom of side length x The sides are built with tiles and the bottom with cement The cost per unit of tiles is 7 ft while the cost of the bottom is 3 ft Write the total cost C as a function of x C x Use integers or fractions for any numbers in the expression

Grays Company has the following purchases and sales during the month of August Using the FIFO perpetual inventory method what amount will reported as cost of goods sold for the 12 units that were sold Date August 1 Activities Units Acquired at Cost Units Sold at Retail August 3 August 6 Beginning inventory Purchase Sales 18 units 46 460 28 units 48 968 12 units sold Multiple Choice 572 526 556

The profit P in hundreds of dollars that a company makes depends on the amount x in hundreds of dollars the company spends on advertising according to the model P 340 40x 0 5x2 What expenditure for advertising yields a maximum profit X dollars

What is the result of subtracting the second equation from the first 2x 7y 10 3x 7y 2

On December 31 of the current year Plunkett Company reported an ending inventory balance of 215 500 The following additional Information is also available Plunkett sold and shipped goods costing 38 100 to Savannah Enterprises on December 28 with shipping terms of FOB shipping point The goods were not included in the ending inventory amount of 215 500 Plunkett purchased goods costing 44 100 on December 29 The goods were shipped FOB destination and were received by Plunkett on January 2 of the following year The shipment was a rush order that was supposed to arrive by December 31 These goods were included in the ending Inventory balance of 215 500 Plunkett s ending inventory balance of 215 500 included 15 100 of goods being held on consignment from Carole Company Plunkett Company is the consignee Plunkett s ending inventory balance of 215 500 did not include goods costing 95 100 that were shipped to Plunkett on December 27 with shipping terms of FOB destination and were still in transit at year end Based on the above information the amount that Plunkett should report in ending inventory on December 31 is Multiple Choice 194 400

Mohr Company purchases a machine at the beginning of the year at a cost of 47 000 The machine is depreciated using the units of production method The company estimates it will use the machine for 5 years during which time it anticipates producing 50 000 units The machine is estimated to have a 7 000 salvage value The company produces 10 900 units in year 1 and 7 900 units in year 2 Depreciation expense in year 2 is Multiple Choice 7 000 8 000 18 800 6 320

Multiple Choice Permanent account is another name for revenue accounts Temporary accounts carry a zero balance at the beginning of each accounting period The Income Summary account is a temporary account Permanent accounts remain open as long as the asset liability or equity items recorded in the accounts continue in e The closing process applies only to temporary accounts

Solve each equation x in radians and u in degrees for all exact solutions where appropriate Round approximate values in radians to four decimal places and approximate values in degrees to the nearest tenth Write answers using the least possible nonnegative angle 0 measures cos 1

On December 31 of the current year the unadjusted trial balance of a company using the percent of receivables method to estimate bad debt included the following Accounts Receivable debit balance of 98 000 Allowance for Doubtful Accounts credit balance of 1 041 What amount should be debited to Bad Debts Expense assuming 5 of outstanding accounts receivable at the end of the current year are estimated to be uncollectible Multiple Choice 4 900 1 041 3 859 2 967

A company purchased a delivery van for 24 800 with a salvage value of 3 300 on October 1 Year 1 It has an estimated useful life of 5 years Using the straight line method how much depreciation expense should the company recognize on December 31 Year 1 Multiple Choice 1653 90 4 960 1 075 4 300