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VGS PUBLICATION-BRILLIANT-TRIGONOMETRY-EXERCISE
- cos(180-theta) = …………..
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- sin2A = ……………..
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- sqrt(cosec^2theta-sin^2theta-cos^2theta) = …………….
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- (1-sec^2theta)(1-cosec^2theta) = …………….
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- If costheta=3/5, then cos(-theta) = …………..
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- 2sin45^@*cos45^@ = …………….
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- If cottheta=x, then cosectheta = ……………….
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- In the figure, AB=………
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- sin45^@*cos45^@+sqrt3sin60^@ = …………..
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- sqrt(sec^2A-1)/(secA) = ……………
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- sqrt(cosec^2theta-1)/(cosectheta) = ……………..
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- If alpha+beta=90^@ and alpha=2beta, then cos^2alpha+sin^2beta = ………………...
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- tan30^@+cot30^@ = …………..
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- sqrt(tan^2theta+cot^2theta+2) = …………….
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- If sintheta=a/b, then costheta = …………..
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- tantheta=1/sqrt3, costheta=………………..
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- If 5sinA=3, sec^2A-tan^2A = ……………
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- sin (-theta)=
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- cos(-theta) = …………
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- sin(180-theta) = ……………..
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