Question 1

How do you name this vector?

Accepted Answer

Vector AB

Answer

Vector BA

Answer

Ray AB

Answer

Ray BA

Question 2

What is the component form of this vector?

Accepted Answer

<4,4>

Answer

<4,-4>

Answer

<5,6>

Answer

<6,5>

Question 3

What is the dimension of a matrix?

Accepted Answer

3 x 4

Answer

12

Answer

4 x 3

Answer

2 x 6

Question 4

What is the sum?

Accepted Answer

\usepackage{amsmath}\begin{bmatrix}
  4 & -3  \
  2 & 3  \
 \end{bmatrix}

Answer

-2   -7   6   1 (Subtract the elements by location)

Answer

4   3   -3   2 (add each number to every term)

Answer

3   -10   -8   2 (Multiply the elements by location)

Question 5

Simplify the matrix expression above.

Accepted Answer

8   4   12   -8

Answer

12   4

Answer

8 4 12 8

Answer

6   5   7   2

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