Lena is playing her accordion by compressing and stretching it. The accordion's length (in cm) t secondsafter it's completely stretched is modeled by A(t). Here, t is entered in radians.A(t) = 25 cos (t) + 65How long does it take Lena to compress the accordion completely and then stretch it back out to a lengthof 50 cm?Round your final answer to the nearest tenth of a second.seconds

Given A(t)=25cos(πt)+65 .....(1)

Lena is playing her accordion by compressing and stretching it. The accordion's length (in cm) t seconds after it's completely stretched is modeled by A(t). Here, t is entered in radians. A(t) = 25 cos (nt) + 65 How long does it take Lena to compress the accordion completely and then stretch it back out to a length of 50 cm? Round your final answer to the nearest tenth of a second. seconds

Lena is playing her accordion by compressing and stretching it. The accordion's length (in cm) t seconds after it's completely stretched is modeled by A(t). Here, t is entered in radians. A(t) = 25 cos (nt) + 65 How long does it take Lena to compress the accordion completely and then stretch it back out to a length of 50 cm? Round your final answer to the nearest tenth of a second. seconds

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.5: Trigonometric Graphs

Problem 4E

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