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

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x