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Evaluate : int0^1(dx)/(1+x^2)...

Evaluate : `int_0^1(dx)/(1+x^2)`

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
  1. Find the cofactor of a(12) in the following: [(2,-3,5), (6 ,0 ,4), (...

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  2. Evaluate int(x^2)/(1+x^3)\ dx"

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  3. Evaluate : int0^1(dx)/(1+x^2)

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  4. A factory owner purchases two types of machines, A and B for his fac...

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  5. An insurance company insured 2000 scooter drivers, 4000 car drivers...

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  6. Evaluate: int(-a)^a\ sqrt((a-x)/(a+x))\ dx\ \

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  7. Find the equation of the plane passing through the point (3,4,1) an...

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  8. Find the shortest distance between the following lines: (x-3)/1=(y-5)/...

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  9. Find the point on the line (x+2)/3=(y+1\ )/2=(z-3\ )/2 at a distanc...

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  10. Evaluate : intsec^2(7-4x)dx

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  11. Write the adjoint of the following matrix: [[2,-1],[4,3]]

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  12. Write the value of the following integral: int(-pi/2)^(pi/2)sin^5x\ dx

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  13. A is a square matrix of order 3\ and |A|=7. Write the value of ...

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  14. If f\ : R-> R be defined by f(x)=(3-x^3)^(1//3)\ , then find fof(x)

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  15. Write the principal value of sec^(-1)(-2)

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  16. What positive value of x makes the following pair of determinants equa...

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  17. Write the distance of the following plane from the origin: 2x-y+2z...

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  18. Write a vector of magnitude 9 units in the direction of vector -2 h...

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  19. Evaluate : int(6x+7)/(sqrt((x-5)(x-4)))\ dx

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  20. Evaluate: intsinxsin2xsin3x dx

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