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Prove : (cos 9^(@) +sin9^(@))/(cos9^(@) ...

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

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(cos9^(@) + sin 9^(@))/(cos9^(@) - sin9^(@))=

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

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

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

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

cos 9^(@) - sin 9^(@)=

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

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

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

(cos 9^(@) +sin 9^(@))/(cos 9^(@) -sin 9^(@)) is equal to :