Question

sinx cotx +sinx cosecx =1+cosx

Answer 1

HII

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Answer 2

sinx×cotx+sinx×cosecx=1+cosx
sinx×cosx/sinx+sinx×1/sinx
sinxcosx/sinx+sinx/sinx
cosx/1+1
cosx+1/1
so... cosx+1
we can write it as1+cosx
hence proved