Question

If a(x) = 2x - 4 and b(x) = x + 2, which of the following expressions produces a quadratic function?
O (ab)(x)
0(a/b)
(x)
O(a - b)(x)
O(a + b)(x)

Answer 1

Answer: $(ab)(x)$

Step-by-step explanation:

The degree of $(ab)(x)$ is the sum of the degrees of each of the functions $a$ and $b$.