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February 24th, 2013, 10:38 AM   #1
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same but different ( variation )

Verify the identity.
8 ? 4 csc2 z = 4 ? 4 cot2 z


ty forum!!
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February 24th, 2013, 11:31 AM   #2
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Re: same but different ( variation )

Looks similar to your other post. Multiply through by sin^2(z).
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