A projectile is launched vertically upward from the ground level with an initial velocity of 16 ft/s.
a. How long will it take for the projectile to hit the ground?
b. How long will the projectile be moving upward?
a. "h(t)=16t-16t^2."
"h(t)=0 \\to t=1 s."
b. "v(t)=16-32t."
"v(t)=0 \\to t=0.5s."
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