Question

PLS HELP!!!
Let f(x) = -2x - 7 and g(x) = -4x + 6. Find (f*g)(-5)

Answer 1

\[(f \times g)(-5) = (-2(-5) - 7) \times (-4(-5) + 6)\]

Answer 2

From here it is just PEMDAS

Answer 3

@eviant Do you know how to proceed?

Answer 4

@Shadow I multiplied the parentheses above and got 78

Answer 5

I got the same.

Answer 6

@Shadow that's not an answer choice

Answer 7

3


26


–6


–59

^^^those are the choices

Answer 8

@Shadow

Answer 9

Is it f times g or f of g

Answer 10

f

Answer 11

Yep, it's not multiplication

Answer 12

\[(f o g)(-5) = (f(g(-5)) = (-2(-4(-5) + 6) - 7)\]

Answer 13

* is a sign sometimes used for multiplication. In these cases, it is best to post a picture if you don't know how to represent the problem.

Answer 14

-59?