Question

If f(x)=3x(2)-2 and g(x)=4x+2, what is the value of (f + g)(2)?

Answer 1

Explanation:

`f(x) = 3x^(2) - 2`

`g(x) = 4x + 1`

`(f + g)(x) = (3x^(2) - 2) + (4x + 1)`

`(f + g)(x) = 3x^(2) + 4x - 1`

`(f + g)(2) = 3(2)^(2) + 4(2) - 1`

`(f + g)(2) = 12 + 8 - 1`

`(f + g)(2) = 19`