Recommended Questions
- निर्देश : निम्नलिखित प्रत्येक को सिद्ध कीजिए: sin A. sin (60^(@) + A...
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- Prove that: sin A sin(60^(@)-A)sin(60^(@)+A)=(1)/(4)sin3A
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- Prove that: sin A sin(60-A)sin(60+A)=(1)/(4)sin3A
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- Prove: sin A sin (60^(@) –A) sin (60^(@) +A) = (1)/(4) sin 3A
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- sin 3A = 4 sin A sin (60^(@) –A) sin (60^(@) +A)
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- Prove that: sin A sin(60^ (@) -A ) sin ( 60^(@) +A) =(1)/(4) sin 3A
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- 4sinA.sin(60^(@)+A)sin(60^(@)-A)=sin3A
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- 4sinA.sin(60^(@)+A)sin(60^(@)-A)=sin3A
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- If sin theta.sin (60+theta)sin (60-theta)=1//4 then theta =
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