Algebra Questions

##### Question 6 Suppose u and v are vectors in 3–space where u = (u1, u2, u3)...

##### . The cost of renting a car is $35/wk plus $0.15/mi traveled during the week. An...

##### 3×3 Systems Elimination by Addition 1) 4x-2y-2z=2 -x+3y+2z=-8 4x-5y+z=11 2)-5x-2y+20z=-28 2x-5y+15z=-27 -2x-2y-5z=-12...

##### Dried apple slices cost $4.30 per pound, and dried banana chips sell for $3.20 per pound....

##### For each of the following systems of linear equations, use Gauss-Jordan elim- ination to find the...

##### Three packs of paper and six markers cost $4.62. Eleven markers and seven packs of paper...

##### 5. Suppose A is an n × n matrix, whose entries are all real numbers, that...

##### 1) Solve the system by substitution. {7x−7y=−42 {y=2x+7 a) One solution: b) No solution c) Infinite...

##### A bank loaned out $14,000, part of it at the rate of 9% per year and...

##### Let L be a homogeneous linear system involving m equations and n real variables. Let H...

##### Problem 4. A photograph shows that, 0.5 seconds after a basketball left a player’s hands, it...

##### Please show and explain work :) 3. Four hungry boys went to bed, thinking about the...

##### A dairy company gets milk from two dairies and then blends the milk to get the...

##### Using MATLAB solve: The vectors v1=(1,-1,1), v2=(0,1,2), v3=(3,0,1) span R3. Express w=(x,y,z) as linear combination of...

##### Let T: R^3----> R^3 where T(x,y,z) = (x-2z,y+z,x+2y) . Is T a one-to-one transformation? Is the...

##### Factor the expression: x^3 - 12x^2 + 45x - 69 = 0

##### if (x)= x^2+ 5 and g(x) =2x find ( f o g )(x) and (g o...

##### There are three ways of solving systems of linear equations: graphing, substitution, and elimination. This week...

##### Byron lives where people trade goods they produce for other things they need. He has some...

##### Find a polynomial? P(x) with real coefficients having a degree? 4, leading coefficient 22?, and zeros...

##### A personal account earmarked as a retirement supplement contains $242,200. Suppose $200,000 is used to establish...

##### Your colleague on the skyscraper design team brings in a quiver (a set) full of vectors....

##### Over the past 40 years, interest rates have varied widely. The rate for a 30-year mortgage...

##### Carl Friedrich Gauss. Please research what you can find about his life and contributions, and share...

##### (a) Find the mean, median, mode and standard deviation of the following set of ungrouped sample...

##### Lynn Pike, a pharmacist, needs 70 liters of a 60% alcohol solution.she has a 30% alcohol...

##### A CONTAINER HOLDS 15 PENNIES 8 NICKELS AND 10 PENNIES. YOU WILL RANDOMLY SELECT TWO COINS...

##### Find a basis B for the domain of T such that the matrix for T relative...

##### Construct a table of solutions and then graph the equation. y = 7/8 x -6

##### Lisa Reeves has $52,000 invested in stock A and stock B. Stock A currently sells for...

##### Solve the linear system below by using row reduction 3x+15y+34z=-2 4x+21y+47z=-1 3x+15y+33z=-4 has the solution x=...

##### Suppose that you were to try to find a parabola y = ax2 + bx +...

##### I live in Missouri and want to buy a $2000 sofa from Store Charley in Kansas....

##### In each case below show that the statement is True or give an example showing that...

##### Shelly can cut a lawn with a riding mower in 5 hours less time than it...

##### Let A be an m × n matrix such that ker(A) = {⃗0} and let ⃗v1,⃗v2,...,⃗vq...

##### An investment of 27,000 was made by a business club. The investment was split into three...

##### A torus is essentially a tube wrapped into a circle (a "doughnut" shape). The volume (V)...

##### A.) define the following : PID ; unique factorization domain . B.) Give an example of...

##### Suppose A is a diagonalisable matrix and let k ≥ 1 be an integer. Show that...

##### The Global spending on travel and tourism (in billions of dollars) is given by the eq....

##### A party rental company has chairs and tables for rent. The total cost to rent 8...

##### In a certain congressional district, it is known that 30% of the registered voters classify themselves...

##### Let S = { 1 , 2 , 3 , ... , 18 , 19 ,...

##### Find the reduced row echelon form of the following matrices. Interpret your result by giving the...

##### For the linear function f(x)equals=1 minus one third x1−13x; (a) evaluate f(minus−33) and f(33); (b) find...

##### In 2013?, the estimated world population was 7.1 billion. Use a doubling time of 61 years...

##### find how many quarts of 6% butterfat milk and 2% butterfat milk should be mixed to...

##### Graph the equation ?? = ??^2????6/2??^2?2 by hand. find and show the algebra to find the...

##### For the experiment of rolling an ordinary pair of dice, find the probability that the sum...

##### Let x^4 + px^2 + qx + r = 0 be a given quartic with roots...

##### Find the least upper bound and the greatest lower bound for the two polynomials: a) p(x)...

##### During a research experiment, it was found that the number of bacteria in a culture grew...

##### Solve the system: 3x – 2y = 10, 5x + 3y = 23 Select one: a....

##### How many more people want to move to the United States than to Canada and Great...

##### 1) The function f(x)=2x3−33x2+108x+3f(x)=2x3-33x2+108x+3 has one local minimum and one local maximum. Use a graph of...

##### Let A be an symmetric matrix. Assume that A has two different eigenvalues ?1 ?= ?2....

##### Select 3 vectors that are linear independent than adjust the base to be orthogonal <1,1,0> <0,0,1>...

##### How do you solve this linear equation by substitution x+7y=-5 2x-3y=5

##### simplify. wirte your answer in the form a+bi a) 2+i / 6-2i b) (4+2i)(2-i)

##### How do I use the computer to input an expression with fractions to find a solultion?

##### 1. For jumps that exceed 13 sec, the polynomial 173t − 369 can be used to...

##### 20 years ago, Mike was four times as old as John. Four years ago now, Mike...

##### Find parametric equations for the line passing through the point P(4,5,5), intersecting the line <x, y,...

##### Find the equation of the line parallel to the graph of 5x−3y=15 that has an x−intercept...

##### A division of the Winston Furniture Company manufactures dining tables and chairs. Each table requires 40...

##### delted.

##### Find a linearly independent set of vectors that spans the same subspace of R3 as that...

##### Is the set of all x, y, z such x+ 3y + 2z = 0 a...

##### Which of the following integers is such that the sum of its distinct positive factors, not...

##### i need to solve this equation =(((8%*1000/6%*(1.06^10-1))+1000)/1000)^(1/10)-1 and get this as the answer =7.4657% (((8%*1000/10%*(1.10^10-1))+1000)/1000)^(1/10)-1 =8.567%...

##### Some debts can be repaid at a discount if they are paid early. Jen borrowed money...

##### Today’s classrooms are made up of students with diverse socioeconomic backgrounds resulting in various social and...

##### a. The seating in a local theatre is arranged so that there are 40 seats in...

##### Write the equation that will solve the problem & solve. e) Ejay bought a pack of...

##### Let p be an odd prime, and let x = [(p−1)/2]!. Prove that x^2 ≡ (−1)^(p+1)/2...

##### A store is selling baby strollers that cost them $249. The stores operating expenses are 20%...

##### The concentration C (in mg/dl) of a certain antibiotic in a patients bloodstream is given by...

##### at age 20, to save for retirement, jane decides to put aside $100 every month at...

##### Please explain the terms row space, column space and nullspace (kernel).

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