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" Prove that "(cos9^(0)+sin9^(0))/(cos9^...

`" Prove that "(cos9^(0)+sin9^(0))/(cos9^(0)-sin9^(0))=cot36^(@)`

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(cos9^(@)+sin9^(@))/(cos9^(@)-sin9^(@))=?

cos9^(@)-sin9^(@)=

(cos9^(@)+sin9^(@))/(cos9^(@)-sin9^(@))=tan54^(@)

Prove that: (cos8^(0)+sin8^(0))/(cos8^(0)-sin8^(@))=tan37^(0)

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Prove : (cos 9^(@) +sin9^(@))/(cos9^(@) - sin9^(@)) = tan54^(@)

Prove that (cos 9^(@)+ sin 9^(@))/(cos 9^(@) -sin 9^(@)) = tan 54^(@)

Prove that :cos9^(0)+sin9^(0)=sqrt(2)sin54^(@)

Prove that :sin51^(0)+cos81^(0)=cos21^(0)

(cos 9^(@) + sin 9^(@))/(cos 9^(@) - sin 9^(@)) equals