Question

If f(x) = -x – 5 and g(x) = x2 – 15,
find f(-9) – 9(-3).
Your aſswer

Answer 1

31

Explanation:

f(-9) = -(-9)-5

= 9-5

= 4

f(-9) - 9(-3) = 4 - (-27)

= 31