Answered

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h(t)=-5t^2+20+
After 3.5 seconds, how high is the water above the ground? (Hint you
need to use the equation to answer this question. Leave your answer as a decimal)

Sagot :

Substitute 3.5 for t
h(t) = -5(3.5)•(3.5) + 20
= -5•12.25 + 20
= -61.25 +20
= -41.25

If your initial equation is correct
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