Question

If z:x^2 +y^2+5xy-90, find z when x -3and y=2​

Answer 1

Answer:

Z is - 107

Step-by-step explanation:

(-3)²+(2)²+5(-3)(2)-90

9+4-30-90

13-120

-107

Answer 2

Answer:

sorry

Step-by-step explanation:

didn't understood the question!!!!!!