Question

If f(x) = x 2 + 1 and g(x) = 3x + 1, find 2f(1) + 3g(4).



45

43

42

Answer 1

are those the answer choices ?

Answer 2

yes

Answer 3

I know if you are wrong if it is not one of those three

Answer 4

Ok thats very simple we know that:
\[f(x) = 2x + 1\]
And,
\[g(x) = 3x + 1\]

Therefore,

\[2f(1) +3g(4) = 2(3) +3(13) = 6 + 39 = 4\]

@gazed: 45 is the right answer

Answer 5

okay thank you that helps me alot :)

Answer 6

Typo err:

\[2f(1) = 3g(4) = 2(3) +3(13) = 6 + 39 =45\]