Question

(0) 0
8. (- 12) * {(5 + (-5)
(a) - 12 (b) 12
9. If a X - 1 = 22 then a is
(a) - 22 (b) 22
10. (— 1) 75 is equal to
(a) - 5 (b) – 75
(c) 1
(c) 75​

Answer 1

Answer:

5a² + 8ab, – 3a² and 14a² – 11ab

= 6a² – 3ab

Hence, coefficient of a² is 6

So, the correct answer is option (d) 6.

Step-by-step explanation:

hope this will help you

Answer 2

Step-by-step explanation:

I don't know the answer