Question

The graph of the function f(x) = (x − 3)(x + 1) is shown. Which describes all of the values for which the graph is positive and decreasing?

all real values of x where x < −1
all real values of x where x < 1
all real values of x where 1 < x < 3
all real values of x where x > 3

Answer 1

answer is A

Explanation:

Just took the test on edge 2020

Answer 2

option a all real values of x where x < −1

Explanation: