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NIKITA PUBLICATION-TRIGONOMETRIC FUNCTIONS-MCQs
- Prove that: 2tan^(-1)1/2+tan^(-1)1/7=tan^(-1)(31)/(17)
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- 2tan^(-1)((1)/(3))+tan^(-1)((1)/(2))=
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- Evaluate: tan{2t a n-1 1/5-pi/4}
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- tan^(-1)((1)/(2))+tan^(-1)((2)/(11))=
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- tan^(-1)((1)/(2))+tan^(-1)((1)/(3))=
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- cos(tan^(-1)((1)/(3))+tan^(-1)((1)/(2)))=
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- tan^(-1)1+tan^(-1)2+tan^(-1)3=
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- tan^(-1)((3)/(4))+tan^(-1)((3)/(5))-tan^(-1)((8)/(19))=
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- tan^(-1)((1)/(5))+tan^(-1)((1)/(7))+tan^(-1)((1)/(3))+tan^(-1)((1)/(8)...
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- Prove that sin^(-1)(-(1)/(2))+cos^(-1)(-(sqrt(3))/(2))=cos^(-1)(-(1)/(...
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- cos^(-1)((12)/(13))+sin^(-1)((3)/(5))=
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- sin^(-1)((8)/(17))+sin^(-1)((3)/(5))=
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- cos^(-1)((4)/(5))+cos^(-1)((12)/(13))=
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- sin^(-1)((8)/(17))+sin^(-1)((3)/(5))=
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- sin^(-1)((5)/(13))+cos^(-1)((3)/(5))=
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- tan(sin^(-1)((3)/(5))+cos^(-1)((3)/(sqrt(13)))=
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- tan(cos^(-1)((4)/(5))+tan^(-1)((2)/(3)))=
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- tan^(-1)((5)/(13))+cos^(-1)((3)/(5))=
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- Prove that: sin^(-1)(12)/(13)+cos^(-1)4/5+tan^(-1)(63)/(16)=pi
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- tan(tan^(-1)((1)/(2))-tan^(-1)((1)/(3)))=
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