Free Printable Revision Matrices Unikl L

1.

$Find\ \ \left(AB\right)^T.$

a)

b)

c)

d)

2.

Find $\ M_{23}\ \ \$ and $C_{32}$ ?

a)

-2 and 9

b)

-2 and -9

c)

2 and 9

d)

2 and -9

3.

Find the value of x ?

a)

x = 5

b)

x = 4

c)

x = 3

d)

x = 2

e)

x = 1

4.

Find $\left|Q^T\right|$ ?

a)

6

b)

-12

c)

-74

d)

47

e)

74

5.

Find x and y .

a)

x = $\frac{2}{3}$ and y = $-\frac{1}{3}$

b)

x= $-\frac{2}{3}$ and y = $\frac{1}{3}$

c)

x = $\frac{2}{3}$ and y = $\frac{1}{3}$

d)

x = $-\frac{2}{3}$ and y = $-\frac{1}{3}$

6.

Find QP?

a)

Not compatible

b)

c)

d)

7.

What is the entry at r₃₁?

a)

3

b)

1

c)

4

d)

7

8.

Calculate the determinant

a)

0

b)

-15

c)

-70

d)

10

Revision Matrices Unikl L

Total questions: 8

Worksheet time: 40mins

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