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सिद्ध कीजिए कि 2 tan^(-1)""(1)/(5)+...

सिद्ध कीजिए कि
` 2 tan^(-1)""(1)/(5)+sec^(-1)""(5sqrt(2))/(7)+2tan^(-1)""(1)/(8)=(pi)/(4)`

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Prove that: 2tan^(-1)(1/5) + sec^(-1)((5sqrt(2))/7) + 2tan^(-1) (1/8) = pi/4

Prove that : 2tan^(-1)1/5+sec^(-1)(5sqrt(2))/7+2tan^(-1)\ 1/8=pi/4

Prove that: tan^(-1)(1/5)+tan^(-1)(1/7)+tan^(-1)(1/3)+tan^(-1)(1/8)=pi/4

Prove that : tan^(-1)(1/5)+tan^(-1)(1/7)+tan^(-1)(1/3)+tan^(-1)(1/8)=pi/4

Prove the following: 4tan^(-1)1/5-tan^(-1)1/(70)+tan^(-1)1/(99)=pi/4 2t a n^(-1)1/5+s e c^(-1)(5sqrt(2))/7+2tan^(-1)1/8=pi/4

4tan^(- 1)(1/5)=tan^(- 1)(1/70)-tan^(- 1)(1/99)+pi/4

4tan^(- 1)(1/5)=tan^(- 1)(1/70)+tan^(- 1)(1/99)+pi/4

Prove that : tan^(-1).(1)/(4)+tan^(-1).(2)/(9)=(1)/(2)sin^(-1).(4)/(5)

prove that: 2 tan ^(-1).(1)/(3) + tan^(-1).(1)/( 7) = (pi)/(4)

tan^(-1)((1)/(1+2))+tan^(-1)((1)/(1+6))+tan^(-1)(k)=tan^(-1)4 -(pi)/(4) then k is

XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
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  3. सिद्ध कीजिए कि 2 tan^(-1)""(1)/(5)+sec^(-1)""(5sqrt(2))/(7)+2tan^...

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  8. Solve for x :2tan^(-1)(cosx)=tan^(-1)(2\ cos e c\ x)

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  16. Let R be the equivalence relation in the set A={0,\ 1,\ 2,\ 3,\ 4,\ 5}...

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  17. Write a x2x matrix which is both symmetric and skew-symmetric.

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  18. Write the projection of the vector 2 hat i- hat j+ hat k on the vector...

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  19. int(x+3)/(sqrt(5-4x-x^2))dx

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  20. int0^(pi/2) x^2sinxdx

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