Asked by Lauren

How do I simpllify 1-sin^2x/1-cos^2x?
Answered by Reiny
This one is real easy
1 - sin^2 = cos^2x and
1 - cos^2x = sin^2x

so your expression
= cos^2x/sin^2x
= cot^2 x
Answered by Lauren
Oh wow that is simple. Thank you so much for your help.
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