Question

If Q(x)=x2−6x−2, find Q(−4).

Answer 1

Q(-4) = 38

Explanation:

Q(x)=x² − 6x − 2

To find Q(−4) substitute the value of x which is - 4 into Q(x)

That's

Q(-4) = (-4)² - 6(-4) - 2

Q(-4) = 16 + 24 - 2

We have the final answer as

Q(-4) = 38

Hope this helps you