Prove that secesinecotsinoCose = coto – InterviewSolution

1.

Prove that secesinecotsinoCose = coto

Answer»

secx/ sinx - sinx/ cosx= 1/ cosxsinx/sinx - sinx/ cosx=/1-sinx^2/ sinxcosx= cosx^2/ sinxcosx=cosx( cosx)/ sinxcosx= cotx

secx/ sinx - sinx/ cosx=1/ cosxsinx- sinx/ cosx=1- sinx^2/sinxcosx= cosx^2/sinxcosx= cosx( cosx)/sinxcosx=cosx/ sinx= cotx

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