`f(t) = 3(sec(pit - 1))^2` Find the derivative of the function.

Expert Answers
hkj1385 eNotes educator| Certified Educator

`f(t) = 3(sec(pit-1))^2`

`or, f(t) = 3sec^2(pit-1)`

`thus, f'(t) = 6sec(pit-1)*[sec(pit-1)*tan(pit-1)]*pi`

`or, f'(t) = 6pi*sec^2(pit-1)*tan(pit-1)`

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