Question: Find the derivative using trigonometric identities: 1. f(x) = 2 sec(x) - 7cot(x) 2. y = arctan v + 2 arccos v 3. f(x) =

Find the derivative using trigonometric identities: 1. f(x) = 2 sec(x)

Find the derivative using trigonometric identities: 1. f(x) = 2 sec(x) - 7cot(x) 2. y = arctan v + 2 arccos v 3. f(x) = 2x5 cosh x 4. f (x) =8 - x" tanx 5. f(x) = 1+sin-1 x 1-cos-1 x

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