" (ii) "(sin A+sin3A)/(cos A+cos3A)=tan2A

Prove that: (sin5A-sin3A)/(cos5A+cos3A)=tanA (2) (sinA+sin3A)/(cosA+cos3A)=tan2A

Prove that: (sin5A-sin3A)/(cos5A+cos3A)=tan A(sin A+sin3A)/(cos A+cos3A)=tan2A

Some examples Type: 1 (1) (sin5A-sin3A)/(cos5A+cos3A)=tan A(2)(sin3x+sin x)sin x+(cos3x-cos x)cos x=0 (3) Prove that cot4x(sin5x+sin3x)=cot x(sin5x-sin3x)

Prove that : (sinA+sin3A)/(cosA+cos3A)=tan2A

Prove that: (sin5A-sin3A)/(cos5A+cos3A)=tanA (sinA+sin3A)/(cosA+cos3A)=tan2A

Prove that (sinA+sin3A)/(cosA+cos3A)=tan2A .

Prove that (sin5A-sin3A)/(cos5A+cos3A)=tan A

Prove that (sin x +sin 3x)/(cos x +cos 3x)=tan 2x

Prove any one of the following: (sin 5A-2sin 3A+sin A)/(cos 5A-cos A)=tan A

Prove that : (sin x + sin 3x)/(cos x + cos 3x) = tan 2x