Question

sin theta x cot theta=cos theta​

Answer 1

hey mate :

prove here.

let here

theta =x.

sin x cot x=cos x.

now,

we know that.

cot x =cos x/sin x.

so,

let ,L.H.S.

=sin x × cos x/sin x

=COS X.

THAT'S Proved.

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