Iliana J.
asked 11/13/19Pre cal question
H(t)= 5 cos 2pi/3 t) -35.5
how long does it take the toy boat from its peak to a height of 35 cm in seconds
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1 Expert Answer
Sam Z. answered 11/13/19
Tutor
4.3
(12)
Math/Science Tutor
5cos(2pi/3)t-35.5=35
cos(2pi/3)t-7.1=7
1 *t-7.1=7
t=14.1seconds
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William W.
I'm thinking you might have made a mistake in typing this function because with the "-35.5" at the end, the height never gets to 35 (cm). It oscillates between -30.5 and -40.5 unless the "height" being referred to is negative 3511/13/19