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साबित करें कि (sinA+sin2A+sin4A+sin5A)...

साबित करें कि
`(sinA+sin2A+sin4A+sin5A)/(cosA+cos2A+cos4A+cos5A)=tan3A`

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Prove that (sinA+sin2A+sin4A+sin5A)/(cosA+cos2A+cos4A+cos5A)=tan3A .

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Prove that (sinA+sin2A+sin4A+sin5A)/(cos A+cos2A+cos 4A+cos5A)=tan3A .

Prove that (sinA+sin2A+sin4A+sin5A)/(cos A+cos2A+cos 4A+cos5A)=tan3A .

Prove that (sinA+sin2A+sin4A+sin5A)/(cos A+cos2A+cos 4A+cos5A)=tan3A .

Prove that (sinA+sin2A+sin4A+sin5A)/(cos A+cos2A+cos 4A+cos5A)=tan3A .

Prove that (sinA+sin2A+sin4A+sin5A)/(cos A+cos2A+cos 4A+cos5A)=tan3A .

(sin A+sin3A+sin5A+sin7A)/(cos A+cos3A+cos5A+cos7A)=tan4A

(sinA+sin3A+sin5A+sin7A)/(cosA+cos3A+cos5A+cos7A) is :

Prove that: (sin7A-2sin4A+sinA)/(cos7A-2cos4A+cosA)=tan4A