Question

1) If m = - 2 find the value of 3m2 – 2m – 7

2) If a = 2 and b = - 3, find the value of a2 + ab + b2​

Answer 1

Answer:

Step-by-step explanation:

m= -2

Then,

3*-2*-2-2*-2-7

=12+4-7

=7

Answer 2

Answer:

1. 323 - 22-7=315

2. 22+2-3+(-3)2

24-3+(-3)2

15