Question

HELPPPPPPPP

If f(x) = 2x - 5, then f(4) is _____.

17
3
4
5
If f(a) = 3a – a2, which of the following are not true statements?

Select all that apply.

f(-5) = -40
f(4) = -4
f(-1) = 2
f(0) = 3
f(3) = 0

Answer 1

Answer for #1 is 3
Question number 2 is a bit difficult I’m sorry.

Answer 2

1st is 3, 2nd i didnt learn this sorry

Explanation:

F(4)=2(4)-5

f(4)=8-5

So, f(4) =3