For 
, we have
and so
which is, again, only valid for.
and so
which is, again, only valid for
Thirteen people are being honored for their work in reducing pollution. In how many ways can we line up these people for a pictu
1 answer:
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Answer:
(c).
Step-by-step explanation:
h(t) = - 16 t² + 80 t
Coordinates of the vertex are:
<em>t</em> = - =
= <em>2.5 sec. </em>
<em>h</em> = - 16(2.5)² + 80(2.5) = - 100 + 200 = <em>100 ft</em>.
