In order to add or subtract fractions,they must have the same denominator.
Change one of these fractions to have the same denominator as the other one,
and you'll be able to add them.
Answer:
Step-by-step explanation:
<u>Given:</u>
- f(x) = x/2 - 3
- g(x) = 4x² + x - 4
<u>Find (f + g)(x):</u>
- (f + g)(x) =
- f(x) + g(x) =
- x/2 - 3 + 4x² + x - 4 =
- 4x² + 3x/2 - 7
Correct choice is C
The total surface area of this prism would be 120 square feet.