Recommended Questions
- cos2 0^(@)+cos10 0^(@)+cos14 0^(@)=
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- cos10^(0)cos30^(0)cos50^(@)cos70^(0)
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- cos1^(0)cos2^(0)...cos179^(@)
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- Show that det[[sin10^(0),-cos10^(0)sin80^(@),cos80^(@)]]=1
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- Write the value of cos1^0+cos2^0+cos3^0++cos 180^0dot
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- Prove that: \ cos7^0cos 14^0cos 28^0cos 56^0=(s in 68^0)/(16cos83^0)
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- Show that sin 70^0 cos 10^0 - cos 70^0 sin 10^0 = sqrt(3)/2
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- Prove that : (cos 10^0 - sin 10^0)/(cos 10^0 + sin 10^0) = tan 35^0
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- cos130^(@)+cos110^(@)+cos10^(@)=0
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