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Edward flips a coin straight up into the air such that its height h, in feet, and time t, in seconds, is given by the function h(t)=−7t2+28t+5. How much time has elapsed when the coin is at the highest
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17 votes
17 votes
Edward flips a coin straight up into the air such that its height h, in feet, and time t, in seconds, is given by the function h(t)=−7t2+28t+5.

How much time has elapsed when the coin is at the highest point in its flip?
(not options)

User Piratefache
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1 Answer

19 votes
19 votes

Answer:

2.5

Explanation:

User Volder
by
3.4k points
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