Question

Evaluate the following at x = -1, y =-2, =0 :
(x + y + x)2 – x2 - y2 - 22​

Answer 1

Answer:

(-1-2-1)^2 -(-1)^2 -(-2)^2 - 22

(-4)^2 - 1 - 4 - 22

16 -1 -4 - 22

-11

Answer 2

Here is your answer user.