Which is a valid prediction about the continuous function f(x)?
X
-5
-3
-1
1
3
5
7
f(x)
8
4.
0
-2
-2
0
4
O f(x) > 0 over the interval [5, 0o).
Of(x) < 0 over the interval [-1, oo).
Of(x) > 0 over the interval (-0, 1).
Of(x) < 0 over the interval (-00.-1).
VW

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