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Sec^2x-1/sec^2x=sin^2x

Sec^2x-1/sec^2x=sin^2x
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Sec^2x-1/sec^2x=sin^2x

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User Guillim
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1 Answer

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(\sec^2x-1)/(\sec^2x)=1-\frac1{\sec^2x}=1-\cos^2x=\sin^2x
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User Vadim Loboda
by
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