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- सिद्ध कीजिए ( 1 - sin 45^(@) + sin 30^(@)) (1 + cos 45^(@) + cos 6...
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- (2)/(3)(cos^(4)30^(@)-sin^(4)45^(@))-3(sin^(2)60^(@)-sec^(2)45^(@))+(1...
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- निम्नलिखित के मान निकालिए: (i) sin 60^(@) cos 30^(@) + sin 30^(@)cos...
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- सत्यता की जाँच कीजिए- cos ^(2)30^(@)+cos ^(2)45^(@)+cos ^(2)60^(@)=s...
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- (cos 0^(@)+sin 30^(@)+sin 45^(@))(sin 90^(@)+cos 60^(@)-cos 45^(@)) का...
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- (cos 0^(@) + sin 45^(@)+sin 30^(@))(sin 90^(@)-cos 45^(@)+cos 60^(@)) ...
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- cos 45^@=1/sqrt2 and sin 30^(@)=1/2. Find the value of cos^(2)45^(@)+s...
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- cos 60^(@) cos 45^(@)- sin 60^(@) sin 45^(@) का मान ज्ञात करो ।
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- ( sin 30^(@) + cos 45^(@) - tan 60^(@))/(cot 30^(@) - sin 45^(@) - cos...
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