Question

How do you evaluate `k(-2)` given `k(x)=-3x^2-3`?

Answer 1

`k(-2)=-15`

Explanation:

Just substitue `x` for `-2` and solve.

hint watch out for parentheses
`k(-2)=-3(-2)^2-3`
`k(-2)=-3*4-3`
`k(-2)=-12-3`
`k(-2)=-15`