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सिद्ध कीजिए कि sin A* sin (60^(@)+A...

सिद्ध कीजिए कि
` sin A* sin (60^(@)+A) * sin (120^(@) +A) = 1/4 sin 3A`

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Show that 4 sin A sin (60^(@)+A). Sin (60^(@)-A) =sin 3A

Prove that sin A sin(60° - A) sin(60° + A) = 1/4 sin3A

Prove that: sin A sin(60^(@)-A)sin(60^(@)+A)=(1)/(4)sin3A

Prove that: sinA. Sin(60^(2)+A).sin(120^(@)+A)=1/4sin3A

Prove that: sinA.sin(60^(@)+A).sin(60^(@)-A)=1/4sin3A

Prove that: sinA.sin(60^(@)+A).sin(60^(@)-A)=1/4sinA

Prove the following : 4 sin A sin (60^@ + A) sin (60^@ - A) = sin 3A .

4sinA.sin(60^(@)+A)sin(60^(@)-A)=sin3A

4sinA.sin(60^(@)+A)sin(60^(@)-A)=sin3A