Question

If b = -3 and a = 2 then a2 + b2 + 2ab = ?

A. 17
B. 16
C. 7
D. 16​

Answer 1

Here is your answer ✌!

( a + b)² = a² + b² + 2ab

( 2 - 3 )² = ( -1 )² = 1

so, final answer is 1.

Hope it's help you ✌!