Question

find x²+2xy - 3y² if x=2 and y= -2​

Answer 1

Answer:

4-8-12=-16

Hopeit helps you my dear friend

Answer 2

Answer:

The answer is below

Step-by-step explanation:

(2)²+2(2×-2)-3(-2)²

4+2(-4)-3(4)

4-8-12

=-16

Your answer is-16.