Question

2n-7
X
52(n+6)
(b)
(25)
(125)2
2n​

Answer 1

Step-by-step explanation:

3

X

1

7

6. If 2

1+ 3

-3)

9. If M =

and N =

0.

; find the

show that:

0

15

2.

values of x, y and z.

3M + 5N =

زر

wer

7. Given A =

[

6

-9

0

and A' is its transpose

matrix. Find :

(i) 2A + 3A

(ii) 2A - 3A

10. If I is the unit matrix of order 2 x 2; fin

matrix M, such that :

[-1 0

(i) M – 21 = 3

4

А

3A

(iv) A -

3

A - BA

[ 1

و ل دل

[2.

(ii) 5M + 31 =

1

o

8. Given A =

.

- 2 O

and B =

1

3

2

Solve for matrix X :

1 4

11. If

2 3

matrix M.

am

+ 2M = 3

یہ دل

find

LO -3

(i) X + 2A = B (ii) 3X + B + 2A = 0

(iii) 3A - 2X = X - 2B.iudgbnkhx