Question

f(x) = x + 5 and g(x) = x^2 Find G of F(4)

9

81

21

1

Just trying to get someone to look over my work but I came up with 21. Does this seem right?

Answer 1

I did not get 21.

Answer 2

you did f(g(4)) instead :)

Answer 3

Hmm..

Answer 4

Let's move in steps.

What does f(4) equal?

Answer 5

Here's f(x)

f(x) = x + 5 @thedogkeeper

Answer 6

yah

Answer 7

oh is x 4 ?

Answer 8

Yes, x = 4

Answer 9

What does function f do to a number?

f(x) = x + 5

Answer 10

(4 +5) / x^2 ?