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find derivative of f(t) = t(16-t^2)

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Please explain how the derivative of f(t) = t(16 - t^2)

asked Dec 9, 2013 in CALCULUS by futai Scholar

1 Answer

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We know that d/dx(x) = 1

d/dx(x^n) = nx^n-1

Given f(t) = t(16-t^2)

= 16t-t^3

Apply derivative with respect of t.

d/dt(f(t)) = d/dt(16t-t^3)

= d/dt(16t)-d/dt(t^3)

= 16-3t^2

answered Dec 10, 2013 by william Mentor

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