Question

help please? I medal

Answer 1

whats the question?

Answer 2

the attachment

Answer 3

i cant look at attachments can u type it out

Answer 4

for f(x)=2x+1 and g(x)=x^2-7 find (fg)(2)

Answer 5

@iGreen

Answer 6

(f o g) translates to:

Take whatever g is and replace x in f.

Answer 7

ya, i know that. but it wants f times g

Answer 8

(g o f) translates to :

Take whatever f is and replace x in g with it. Let me to this one, I believe it should be easy to get what the other one looks like.

(g o f) is (2x+1)^2-7.

Answer 9

That's not f times g - that is f composed with g.

Answer 10

ok, so can you write the equation out please? what it should look like? im confused

Answer 11

f=2x+1
g=x^2-7

(g o f) = instead of x put f in g= (2x+1)^2-7
(f o g) = instead of x put g in f = ...

Answer 12

thx