a. Graph \(h=-16 t^{2}+96 t\).

b. Does the parabola in part a open upward or downward?

c. If we relate the graph in part a to cannonball in Figure 15.17, can \(t\) be negative? Draw the graph of the parabola in part a for \(0 \leq t \leq 6\).

Figure 15.17

Transcribed Image Text:

Height (feet) 144 128 80 Distance (feet) Time (seconds) 64 1 128 2 192 3 256 4 320 5 384 6