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साबित करें कि sin^(2) 48^(@) - cos^(2) ...

साबित करें कि `sin^(2) 48^(@) - cos^(2) 12^(@) = ( sqrt(5) +1)/( 8)`

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cos ^(2) 48^(@) - sin ^(2) 12 ^(@) = (sqrt5+1)/(8).

Prove that sin^(2)48^(@)-cos^(2)12^(@)=-(sqrt(5)+1)/(8)

Prove that sin^(2)48^(@)-cos^(2)12^(@)=-(sqrt(5)+1)/(8)

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

sin ^ (2) 48 ^ (0) -cos ^ (2) 12 ^ (0) = - (sqrt (5 + 1)) / (8)

cos^(2)48^(@)-sin^(2)12^(@)=?

Prove that sin^2 48^@ - cos^2 12^@ = - (sqrt(5) +1)/8

Prove that: cos^(2)48^(@)-sin^(2)12^(@)=(sqrt(5)+1)/(8)

Prove that: cos^(2)48^(@)-sin^(2)12^(@)=(sqrt(5)+1)/(8)

Prove that: sin^(2)42^(2)-cos^(2)78^(@)=(sqrt(5)+1)/(8)