If movement along a graph causes the value on the vertical axis to rise by 5 units and the value on the horizontal axis to fall by 10 units, the slope of the function is
A)5
B)−.5.
C)−2.
D)−72.

Question

Quizplus · Accepted Answer

The slope of a function is calculated as the change in the vertical axis (rise) divided by the change in the horizontal axis (run). Here, the rise is +5 and the run is -10, so the slope = 5 / (-10) = -0.5.

If Movement Along a Graph Causes the Value on the Vertical