Question

Simplify the bollowing and for find their Value when a=-2, b = -3​

Answer 1

Step-by-step explanation:

a=−1,b=−2

2(a

2

+ab)+3−ab

=2a

2

+2ab+3−ab

=2a

2

+ab+3

=2(−1)

2

+(−1)(−2)+3

=2×1+2+3

=2+2+3

=7