SOLUTION: Factor and simplify: cos²x-sin²xcos²x
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Question 159959: Factor and simplify: cos²x-sin²xcos²x
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Factor and simplify: cos²x-sin²xcos²x
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cos^2x ( 1 - sin^2x)
= cos^2x ( cos^2x)
= cos^4 x
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Cheers,
Stan H.
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