Question

find the value of a2 + 3b , when a = -2 and b = 5​

Answer 1

$\huge\mathfrak {Answer}$

Value of

a = -2 and

b = 5

=》a2 + 3b

=》2 × 2 + 3 × 5

=》4 + 14

=》18

Thanks

Answer 2

${\huge {\mathfrak {\orange {Answer :}}}}$

We have, a = ( - 2) and b = 5

So, a^2 + 3b

= ( - 2)^2 + 3 * 5

= 4 + 15

= 19

➡️ $<b>19 is your answer </b>$

That's it..