Question

What is the value of xy + y2 + zx - x2 - y2 - 2:
if x = -4, y = 1 and 2 = -3?.​

Answer 1

-23+z
Actually u didn’t give value of ‘z’ soo..

Answer 2

Answer:

-2

Step-by-step explanation:

xy + y2 + zx - X2 - y2 - 2

4(1) + 2(1) + z(4) - 2(4) - 2(1) - 2

4+ 2 + 4 - 8 - 2 - 2

10 - 10 - 2

10- 12

- 2

i guess it is the right answer