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AAKASH SERIES-MULTIPLE & SUBMULTIPLE ANGLES-PRACTICE EXERCISE
- tan(pi/4+A)-tan(pi/4-A)=
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- TanA+cotA=
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- If 2sec 2alpha=tanbeta+cotbeta, then one of the values of alpha+beta i...
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- if TanA=1/2, tanB=1/3 then cos2A-sin2B=
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- If sintheta=12/13 and 450^(@)ltthetalt540^(@) then "sin"theta/2=
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- 4 cos^(3)12^(@)-3sin78^(@)=
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- Find the value of cos^(2)72^(@) - sin^(2) 54^(@).
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- cos^(2) 36^(@) + cos^(2) 72^(@)=
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- sin(pi/10)sin((13pi)/10)=
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- If A-B=60^(@) then cos^(2)A+cos^(2)B-cosA cosB=
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- (Sin^(3)43^(@)-Sin^(3)17^(@))/(Sin43^(@)-Sin17^(@))=
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- cos^(2)25^(@)+cos^(2)35^(@)-cos25^(@) cos35^(@)=
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- sin^(2)22^(@)+sin^(2)38^(@)+sin22^(@) sin38^(@)=
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- Sin^(2)50^(@)+Sin^(2)70^(@)+Sin^(2)170^(@)=
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- sin^(3)20^(@)+sin^(3)40^(@)-sin^(3)80^(@)=
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- cos^(4)alpha+sin^(4)alpha-6sin^(2)alpha cos^(2)alpha=
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- If cos^(6) theta + sin^(6) theta + k sin^(2) 2theta=1 , then k=
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- sin 3 theta * cos^(3) theta + cos 3 theta * sin^(3) theta =
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- tan2alpha-tanalpha(1+sec2alpha)=
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- IF tan^2 theta=2 tan^2 phi +1 then find the value of cos 2 theta+sin^2...
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