Question

iff(x)=7x−5andg(x)=2x+3,then g[f(x)]=

Answer 1

To find g(f(x))

Replace x in 2x+3 by f(x) that is 7x-5

Answer 2

Can you do it?

Answer 3

Sorry. Can u explain it to me? Because I really dont know how to solve it.

Answer 4

i dont have an idea about it. Let's say I'm a newbie.

Answer 5

You have to find g(f(x))

So you replace x in g(x) by f(x)

g(x)=2x+3
f(x)=7x-5

g(f(x))= 2(7x-5) +3


understood till here?

Answer 6

Owwwww! I know now :) Thankyousomuch!

Answer 7

Anytime :)