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?
19
10
8
O all real values of x where x < -1
O all real values of x where x < 1
O all real values of x where 1 O all real values of x where x > 3
6
4
-2-
10
1
-6
х
8
-4
2
-6
8 10
-2+
-4
-6
-B
-10

Answer 1

The graph is positive and decreasing for all real values of x where x < -1.

What is an equation?

An equation is an expression that shows the relationship between two or more numbers and variables.

The function f(x) = (x - 3)(x + 1) is a quadratic equation of degree 2. From the graph, we can see that the graph is positive and decreasing for all real values of x where x < -1.

Find out more on equation at: https://brainly.com/question/1214333