prov, cos2x/cosx-sinx=cosx+sinx
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cos2x=cos^x - sin^x= (cosx - sinx) (cosx + sinx)
therefore cos2x/cosx-sinx = cosx + sinx
hope you will understand
mark my answer as brainliest answer
therefore cos2x/cosx-sinx = cosx + sinx
hope you will understand
mark my answer as brainliest answer
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