Linear Algebra Questions and Answers

3 Round 54 25 to the nearest whole number The number 54 25 rounded to the nearest whole number is

50 77 to the nearest tenth The number 160 77 rounded to the

Question 8 For the polynomial below 1 is a zero Express h x as a product of linear factors 3 x x h x 1 h x 4x 2 15

Find a counterexample to show that the following statement is false If a number is added to itself the sum is greater than the original number Choose the correct answer below O4 4 0 O2 2 4 O 5 5 25 O 3 3 6

50 69 8 5 Type an integer or a fraction Simplify your answer

1 Factor the following a 6x 15x b 26y5 13y 39y

Question 4 Read this paragraph from Why I Use Trigger Warnings by Kate Criticisms of trigger warnings are often based on the idea that co development In order for this to happen students must be chall with ideas arguments and views they find difficult upsetting or and it is in fact the main reason that I do issue warnings Read this Sentence 2 There is one area of agreement betwee college is a time for intellectual growth and emotional developm

Sanford s gym coach made him run 10 laps on a 700 m track How many kilometers did he run How many miles Round to two decimal places if necessary Sanford ran kilometers which is miles X

Graph one period of the function y 4 sec x NU 424

y 5cos 2x 3 5cos 2x y 5cos 3 y 5cos 2x 3 3 y Scos 2x 5 3 3 5cos 2x 3 3 tan x 2tan x 1 tan x tan x 1 tan X tan X O1 cot X 3 QUESTION 18 Simplify the expression Write the final form with no fractions

Write a function of the form y tan Bx C for the given graph X y tan x 2 Oy tan 2x y tanx 2 Oy tan 2x

Consider the function y 3 x 2 7 as you complete parts a through c Homework Help a How could you restrict the domain to show half of the graph b What is the equation for the inverse function for your half graph c What are the domain and range for the inverse function

Solve each of the following equations Write your answers accurate to two decima places Homework Help a 2 4 70 b 6 18 c 2 5

Consider the two equations below Explain completely the similarities and differences i how you would solve each equation Be clear and complete Homework Help 2 2 10 and x 10

2 For the above plot of the ellipsoid 2 9 h find the parameters a b and c Note that a b and c are positive integers between 1 and 6 inclusive Use the mouse to rotate the surface Two points on the surface are 3 0 0 5 a b C

tion 3 se is a function with f 17 ate the following values of f L 19 frammi 15

Apply Jacobi s method to the given system Take the zero vector as the initial approximation and work with four significant digit accuracy until two successive iterates agree within 0 001 in each variable Compare your answer with the exact solution found using any direct method you like Round your answers to three decimal places X x 1 4 5x1 0 5 2 X1 3 5X 1

1 In G Z2 find cyclic groups H of order 2 and K of order 8 with HK HnK e Conclude Z2Z x Z8 G and

6 10 a Give the general solution to x y xy x 5 y 0 in terms of Bessel functions b Give the general solution to x y xy x 9 y 0 in ter terms of Bessel functions

1 10 Find the minimum radius of convergence of a power series solution of the second order differential equation x 5 x 16 y x 5 y x 16 y 0 about the ordinary point x 0

3 7 The following table lists temperatures and specific volumes of water vapor at two pressures T C 200 240 280 p 1 0 MPa v m kg 0 2060 0 2275 0 2480 T C 200 240 280 P 1 5 MPa v m kg 0 1325 0 1483 0 1627 Data encountered in solving problems often do not fall exactly on the grid of values provided by property tables and linear interpolation between adjacent table entries becomes necessary Using the data provided here estimate a the specific volume at T 240 C p 1 25 MPa in m kg 0 1555 m kg b the temperature at p 1 5 MPa v 3 in C c the specific volume at T 220 C p 1 4 MPa in m kg

The system of equations may have a unique solution an infinite number of solutions or no solution Use matrices to find the general solution of the system if a solution exists If there is no solution enter NO SOLUTION If there are infinitely many solutions express your answers in terms of z as in Example 3 2x 5y z 12 x 4y6z 19 3x4y2z 25 x y z NO SOLUTION

Question 59 Points 1 A telegraph took O two weeks O two days O two hours O two minutes to transfer message from one place to another place

Answer the following two part problem al problem note you will NOT be asked to s You run a farm which grows peas carrots produce to bring to the farmers market Y has room for 300 total servings of vegetab twice as many servings of peas as you bring profit of 1 per serving carrots at 4 per s the end of the farmers market you have so for a profit of 600 How many servings of a 4 points Establich

Suppose that after apply a system of equations in

on a variable costing system The firm has just adopted variable costing for its internal reporting HUBER CORPORATION Income Statement Sales Less variable cost of goods sold Contribution margin Less fixed manufacturing costs at budget Gross margin Less fixed selling and administrative costs Net income before taxes 1 2 For the Month of November in thousands The controller attached the following notes with the statements 3 4 Variable costs Fixed costs applied Total cost 5 6 The unit sales price for November averaged 24 The unit manufacturing costs for the month were as follows 2 400 1 200 1 200 600 12 4 16 Sales in units 600 400 200 The unit rate for fixed manufacturing costs is a predetermined rate based on a monthly production of 150 000 units The variable costs per unit have been stable all year Production for November was 45 000 units in excess of sales The inventory at November 30 was 80 000 units Less a The vice president for sales is not comfortable with the variable costing system and wonders what the net income would have been under the previous absorption costing system 1 Present the November income statement on an absorption costing basis HUBER CORPORATION Absorption Costing Income Statement For the Month Ended November 30 2020 v Cost of Goods Sold Variable costing net income FMOH deferred in ending inventory 2400 2 Reconcile and explain the difference between the variable costing and absorption costing net income figures 1241 38

are the sum of all the individual parts of the economy O Variables O Aggregates O Averages O Price deflators

What organization does Congress rely on to advise its members about the different parts of the annual budget O The Congressional Budget Office The Congressional Advisory Committee O The Congressional Budget Committee O The Office of Management and Budget

A glass of skim milk supplies 0 1 mg of iron 8 5 g of protein and 1 g of carbohydrates A quarter pound of lean red meat provides 3 4 mg of iron 22 g of protein and 20 g of carbohydrates Two slices of whole grain bread supply 2 2 mg of iron 10 g of protein and 12 g of carbohydrates If a person on a special diet must have 28 mg of iron 206 5 g of protein and 161 g of carbohydrates how many glasses of skim milk how many quarter pound servings of meat and how many two slice servings of whole grain bread will supply this skim milk glasses meat whole grain bread quarter pound servings two slice servings

the third Three different bacteria are cultured in one environment and feed on three nutrients Each individual of species I consumes 1 unit of each of the first and second nutrients and 2 units nutrient Each individual of species II consumes 2 units of the first nutrient and 2 units of the third nutrient Each individual of species III consumes 2 units of the first nutrient 3 units of the secondi nutrient and 5 units of the third nutrient If the culture is given 5300 units of the first nutrient 6300 units of the second nutrient and 11 600 units of the third nutrient how many of each species can be supported such that all of the nutrients are consumed Let x species I y species 11 and z species III If there are infinitely many solutions express your answers in terms of z as in Example 3 x y z where 1000 sz s 2100

Write the augmented matrix associated with the system of linear equations x 6y 5z 7 7x 7z 1 x 7y z 1 1 1

In a perfectly competitive market if a seller raises the price of a good or service above equilibrium what is the buyer likely to do Buy less of the good or service Buy the good or service from another seller O Buy less goods and services from other sellers to make up for the difference Discontinue buying that good or service

In pure competition the price for a good or service is set by the market according to which of the following guidelines O At the point where supply demanded is equal to the quantity of surplus At the point where supply demanded is higher than the quantity demanded O At the point where surplus is equal to the quantity demanded O At the point where quantity demanded is equal to the quantity supplied

Study the A multinational corporation European Indonesian Branch Branch Asian Branch Which of the following are the various branches of a multinational corporation also know as O Subordinate branches O Foreign affiliates

What motive is there to form foreign business alliances O Forming alliances increases profits by reducing taxes paid to foreign countries Joint ventures are not legal in the United States and are therefore formed outside of U S borders OU S businesses will reap all profits from business alliances in foreign countries O Forming alliances helps to navigate the various laws concerning foreign ownership in other countries

Graph the solution set of the inequality wher

6 10 Pun Graphs Draw the graph of the function and state the d u 4x 1

Choose the correct answer Defined laws concerning property rights is necessary for developing nations because O property must be legally transferable with rights for purchase rent and development property must be owned so that people will use it for agriculture and develop surplus crops property must be available for people to purchase and establish small businesses in order for an economy to grow property rights are a fundamental human right that must be granted to all people

How do personal savings create capital C Banks use the money saved to borrow against deposits to pay interest on the funds held Funds are used to pay down debt owed by the financial institution on bad loans which helps create capital Funds accumulated in financial institutions are matched by the Federal Reserve which increases the amount of capital available Funds deposited by individuals into financial institutions are used to make loans for large or long term purchases

Find the critical numbers of the function f x 2x 33x 60x 6 The critical numbers are

and Inverse Exp Equations and F The following function

Nationalization of industry refers to a government taking over property and or facilities without payment to the owners socialism as an economic system protecting the rights of the working class exploitation of the indigenous worker by foreign corporation causing widespread pollution an economic system featuring private and government ownership of the factors of production

Undeveloped nations are often characterized as primarily agricultural economies because these nations are engaged in subsistence farming these nations refuse to adapt their culture to large farming ventures O these nations are populated by people that will not adapt to the modern world O these nations have a lower GDP and cannot use machines to change the living standards

Choose the correct answer The economic phase characterized by most undeveloped nations is O agricultural industrial O manufacturing O service provider Complete Later Complete

Consumer choices decreases The price of foreign goods increase Which of the following is this diagram an example of O A country which has just entered a depression O A country which has imposed high tariffs on imported products O A country which has placed subsidized taxes on domestic products A country which has recently experienced revolution followed by nationalization of fore owned businesses

Land ownership Stable goverment Investment capital Health programs Literacy programs Give the provided diagram a title using the BEST answer choice below O Evidence of an Undeveloped Nation

You run a nail salon Fixed monthly cost is 5 419 00 for rent and utilities 5 663 00 is spent in salaries and 1 495 00 in insurance Also every customer requires approximately 3 00 in supplies You charge 99 00 on average for each service You are considering moving the salon to an upscale neighborhood where the rent and utilities will increase to 10 180 00 salaries to 6 873 00 and insurance to 2 306 00 per month Cost of supplies will increase to 8 00 per service However you can now charge 155 00 per service What is the PROFIT or Loss at the crossover point If a loss include the Round the quantity to 3 digits when using to calculate the profit Submit

Solve the equation X 7 2x 1 48 DETAILS Solve the equation 2x 1 3 16 3x

Allison is 35 years old and plans to retire at age 65 with 740 000 in her retirement account She wants to determine the amount would she have to set aside now in an investment paying 6 an Interest if the compounding is done daily assume 365 days in a year to meet her retirement goal Answer the questions below based on this scenario What value does 740 000 represent OA A B P What is r What is t What is n

How would a weak currency affect the balance of trade The nation would increase imports and exports because the weak currency will reduce tariffs The nation would increase imports because they can be sold at higher prices The nation would export more goods because they are now cheaper to other nations O The nation would decrease imports and exports until the currency rebounds