Question

−x2+6zy=
x=10, y=−2, and z=−5.

Answer 1

- 40

Explanation:

Substitute the given values into the expression

- x² + 6zy

= - 10² + 6( - 5 × - 2)

= - 100 + 6(10)

= - 100 + 60

= - 40