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Simplify square root of (1-cos)(1+cos)/cos^2

Simplify square root of (1-cos)(1+cos)/cos^2
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Simplify square root of (1-cos)(1+cos)/cos^2

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User FoxInFlame
by
8.5k points

1 Answer

4 votes
I hope this helps you



(1-cosx)(1+cosx)=1+cosx-cosx-cos²x=1-cos²x=sin²x


sin²x
____
cos²x


tg²x
answered
User Muddassir
by
7.7k points
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