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Prove the following identities,where the...

Prove the following identities,where the angles involves are acute angles for which the expressions are defined:(vi)`sqrt((1+SinA)/(1-SinA))=SecA+tanA`

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Prove the following identities,where the angles involves are acute angles for which the expressions are defined:(iv) (1+SecA)/SecA=Sin^2A/(1-CosA)

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R G PUBLICATION-INTRODUCTION TO TRIGONOMETRY-EXERCISE
  1. Prove the following identities,where the angles involves are acute ang...

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  2. Prove the following identities,where the angles involves are acute ang...

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  3. Prove the following identities,where the angles involves are acute ang...

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  4. Prove the following identities,where the angles involves are acute ang...

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  5. Prove the following identities,where the angles involves are acute ang...

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  6. Prove the following identities,where the angles involves are acute ang...

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  7. Prove the following identities, where the angles involves are acute an...

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  8. The maximum value of sintheta,0lethetale90^@ is

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  9. The maximum value of costheta,0lethetale90^@ is

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  10. The value of sin(90^@-theta) is

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  11. The value of cos1^@cos2^@cos3^@....cos180^@ is

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  12. The value of sin0^@sin1^@sin2^@sin3^@.....sin90^@

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  13. tan10^@tan15^@tan75^@tan80^@ is

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  14. The value of tan1^@tan2^@tan3^@....tan89^@

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  15. The value of cos1^@cos2^@cos3^@....cos90^@ is

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  16. If xtan45^@sin30^@=cos30^@tan30^@then the value of x will be a)1 b)1/...

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  17. The maximum value of costheta is a)1 b)2 c)3 d)4

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  18. The maximum value of sintheta is

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  19. If x=acostheta and y=bsinthetathen the value of b^2x^2+a^2y^2 is

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  20. If A,B and C are interior angle of a triangle ABC,then the value of co...

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