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Column I Column II The value of ((4+se...

Column I Column II The value of `((4+sec20^0)/(cosec20^0))^2` , is p. 1 The minimum value of `(1+cos2x+8sin^2x)/(2sin2x),x(0,pi/2)` is q. 2 The value of `(8sin40^0dotsin50^0dottan10^0)/(cos80^0)` r. 3 If `(cos5A)/(cosA)+(sin5A)/(sinA)=a+bcos4A ,` then `(a^2)/b` is s. 4

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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
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  2. In A B C , if (sinA)/(csinB)+(sinB)/c+(sinC)/b=c/(a b)+b/(a c)+a/(b c...

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  3. Column I Column II The value of ((4+sec20^0)/(cosec20^0))^2 , is p....

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  4. The value of cos(pi/7)+cos((2pi)/7)+cos((3pi)/7)+cos((4pi)/7)+cos((5pi...

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  10. Prove that (1+sin2theta)/(1-sin2theta)=((1+tantheta)/(1-tantheta))^2

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  11. Prove that (1-tan^2(pi/4-A))/(1+tan^2(pi/4-A))=sin2Adot

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