Recommended Questions
- 120^(@)=
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- cos A + cos (120 ^ (@) + A) + cos (120 ^ (@) - A) =
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- Find the mode of the following data: 120, 110, 130, 110, 120, 140,...
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- 0, 6, 24, 60, 120, 210, ?
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- निम्न आँकड़ो का बहुलक (mode) ज्ञात करो : 110, 120, 130, 120, 110, 14...
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- सिद्ध कीजिए कि cos A + cos ( 120^(@) + A) + cos ( 120^(@) - A) = ...
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- Prove that cos(120^(@)+A)+cos(120^(@)-A)=-cosA
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- cosA+cos(120^(@)-A)+cos(120^(@)+A)=0
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- Prove that cos(120^(@)+A)+cos(120^(@)-A)=-cosA
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