1 Answer

Benjamin Gimet · Answer 1 · 2019-07-01T07:53:35+0000

Part A is found by solving the equation for t
Answer is 1 second

Part B
Rewrites in vertex form Thid gives
-16(t+5/8)^2 + 25/4 -4
= -16(t+5/8)^2 + 2 1/4

Maximum height = 2 1/4 feet Answer

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