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Derive the derivative for the secent

0 votes

using the quotient rule.?

asked Jul 19, 2014 in CALCULUS by anonymous

1 Answer

0 votes

image

Use reciprocal identity.

image

Apply derivative on each side with respect of x.

image

Apply quotient rule in derivatives.

image

In this case

image

image

image

image

                    image

                   image

Therfore, derivative of sec(x) is image.

answered Jul 19, 2014 by david Expert

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