Recommended Questions
- cos^2 10^@ + cos^2 50^@+ cos^2 70^@=
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- cos ^ (2) 10 ^ (@) + cos ^ (2) 50 ^ (@) + cos ^ (2) 70 ^ (@) =
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- cos^(2)10^(@)+cos^(2)50^(@)-cos10^(@)cos50^(@) is equal to
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- The value of cos^(2)10^(@)-cos10^(@) cos 50^(@) + cos^(2) 50^(@) is
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- cos 10^(@) cos 30^(@) cos 50^(@) cos 70^(@) =(3)/(16)
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- cos^(2) 20^(@) + cos ^(2) 70^(@) + sin 48^(@) sec 42^(@) + cos 40^(@)...
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- सिद्ध करें कि cos^(2)10^(@)+cos^(2)20^(@)+cos^(2)30^(@)+cos^(2)40^(...
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- cos 10^(@) cos 30^(@) cos 50^(@) cos 70^(@) =
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- If A= cos^(2) 10^(@) + cos^(2) 50^(@) + cos^(2) 70^(@) , B= sin^4"" (...
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