" 1.Prove that ":sin^(2)24^(@)-sin^(2)6^...

" 1.Prove that ":sin^(2)24^(@)-sin^(2)6^(@)=(sqrt(5)-1)/(8)

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Prove that: sin^(2)24^(0)-sin^(2)6^(0)=(sqrt(5)-1)/(8)

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sin ^(2) 24 ^(@) - sin ^(2) 6^(@) = (sqrt5 -1)/(8).

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