SOLUTION: simplify the following expression
sine theta times cos theta divided by cos theta minus cos^3 theta
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Question 726629: simplify the following expression
sine theta times cos theta divided by cos theta minus cos^3 theta
Found 2 solutions by tanjo3, lwsshak3:
Answer by tanjo3(60) (Show Source): You can put this solution on YOUR website!
I assume this is the initial equation:
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
simplify the following expression
sine theta times cos theta divided by cos theta minus cos^3 theta
***
sinxcosx/cosx-cos^3x
=sinxcosx/cosx(1-cos^2x)
=sinx/(1-cos^2x)
=sinx/sin^2x
=1/sinx
=cscx
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