395 Answered Questions for the topic linear algebra

#### Determining the type of triangle given 3 lines

Determine the type of triangle that is formed by the lines x+y=11, x-y=1 and x-3y=3. Justify your decision?

#### Math liner help

1
x
y
0
-8
1
-6
2
-4
3
-2
The table above represents what type of function? A. neither linear nor nonlinear B. nonlinear C. linear D. linear and nonlinear

#### Linear Algebra for Computer Science

What type of linear map is the following matrix? -1 0 0 -1

#### Linear Algebra for Computer Science

Find matrices C and D, both having rank greater such that the product of CD has rank zero?

#### Linear Algebra for Computer Science

Let 2 square matrices M and N each have rank 1. What can you say about the rank of MN?

#### Linear Algebra for Computer Science

Let M and N be 2x2 matrices and each is rank 1. What can you say about the renal of M+N?

#### Linear Algebra for Computer Science

What is the shear matrix that maps v onto the e2-axis?

#### Sally ordered her groceries online. She accidentally ordered 120 pounds of flour (instead of 10 pounds) and only uses five pounds of flour every two months. (more below)

the equation that represents this situation is: y=-5/2x + 120why is 120 pounds the y intercept?

#### For Which Value of k does

For whic value of k does ;kx+y=1 x+ky=1Have one solution , no solution ,or infinitely many solution

10d

#### the sum of 3 less than 5 times a number and the number increased by 9 is 24. what is the number?

10d

#### Inequalities(Double equations)

(x+1)(x-2)---------------- ≥0x^2+7x-8Please explain this question.Part of the answer is -1≤x≤1. But how to get the range of it? I can't figure it out. Thank you.

14d

#### Algebra word problem

Lena has 80 stickers. she gives 5m stickers to her friends and shares the remaining stickers equally with her 2 brothers. a. how many stickers does she give each brother in terms of m? b. if m 4,...
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14d

#### Algebra word problem

Lena has 80 stickers. she gives 5m stickers to her friends and shares the remaining stickers equally with her 2 brothers. a. how many stickers does she give each brother in terms of m? b. if m 4,...
more

19d

#### Discrete Mathematics -- Finding the basis of a given set

Let A = {( 2z - w, z, w, z) | z, w ∈ R } ⊂ R4. Find a basis for A and show that it is a basis,

24d

#### Linear Equations Word Problem

A clothing business finds there is a linear relationship between the number of shirts,n,it can sell and the price,p, it can charge per shirt. In particular, historical data shows that 2000 shirts...
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26d

#### In 1995, the moose population in a park was measured to be 5600. By 1999, the population was measured again to be 6500.

In 1995, the moose population in a park was measured to be 5600. By 1999, the population was measured again to be 6500. If the population continues to change linearly, find an equation for the...
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