Asked by  | 18th Feb, 2009, 07:27: AM

Expert Answer:

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

Answered by  | 18th Feb, 2009, 09:18: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.