Question

The function f(x) = x + 3 represents the length of a rectangle, and the function g(x) = 6x − 5 represents the width of the rectangle. What is the area of the rectangle if x = 3?

−72
19
78
117

Answer 1

Answer: 78

Explanation:

(3) + 3 = 6

6(3) - 5 = 13

13 x 6 = 78

:)