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A mass on a spring bounces up and down in simple harmonic motion, modeled by the function s(t) = −14cos⁡(t) where s is measured in inches and t is measured in seconds. Find the rate at which the spring is oscillating at t = 7 seconds. v(7) = in/s. help (numbers)

A mass on a spring bounces up and down in simple harmonic motion, modeled by the function s(t) = −14cos⁡(t) where s is measured in inches and t is measured in seconds. Find the rate at which the spring is oscillating at t = 7 seconds. v(7) = in/s. help (numbers)

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A mass on a spring bounces up and down in simple harmonic motion, modeled by the function s ( t ) = − 14 cos ⁡ ( t ) where s is measured in inches and t is measured in seconds.
Find the rate at which the spring is oscillating at t = 7 seconds. v ( 7 ) = ◻ in/s. help (numbers)

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