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Is this correct I feel like there’s one in missing

Is this correct I feel like there’s one in missing-example-1
User Kasmira
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1 Answer

5 votes

So we want to simplify the expression:


\sin x\cdot\cos x\cdot\sec x

Remember that:


\sec x=(1)/(\cos x)

If we replace:


\sin x\cdot\cos x\cdot\sec x=\sin x\cdot\cos x\cdot(1)/(\cos x)=\sin x

So the answer is sin(x).

User Henri
by
9.0k points

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