Mathematics, 09.08.2021 03:50 sm908361
Isabella plays with her yo-yo. The vertical distance And AndY (in cm cmstart text, c, m, end text) from the yo-yo at your fingertips, t tt seconds after launching it, it is modeled with the following function. Here t tt is entered in radians. And ( t ) = 40 cos ( 2 π 3 t ) − 71 Y(t)=40cos( 3 2π t)−71Y, left parenthesis, t, right parenthesis, equals, 40, cosine, left parenthesis, start fraction, 2, pi, divided by, 3, end fraction, t, right parenthesis, minus, 71 How long does it take for the yo-yo to get down and return to a height of − 80 cm −80 cmminus, 80, start text, space, c, m, end text? Round your final answer to the nearest tenth of a second.
Answers: 2
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Isabella plays with her yo-yo. The vertical distance And AndY (in cm cmstart text, c, m, end text) f...
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