Wed February 18, 2009 By:


Expert Reply
Wed February 18, 2009

this can also be written as 5 cotx cosecx + 7 secx tanx

we know that differentiation of secx is secx tanx then integration of secx tanx will be secx.

similarly integration of cosecx cotx will be -cosecx.

so integration of given function will be   -5cosecx + 7 tanx +c

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