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Write the principal value of t a n^(-1)[...

Write the principal value of `t a n^(-1)[t a n(3pi)/4]dot`

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
  1. Write the intercept cut off by the plane 2x+y-z=5 on x-axis

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  2. Using properties of determinants, prove that |-a^2a b a c b a-b^2b cc...

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  3. Write the principal value of t a n^(-1)[t a n(3pi)/4]dot

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  4. Show that the right circular cylinder, open at the top, and of give...

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  5. The points A(4, 5, 10), B(2, 3, 4) and C (1, 2,-1) are thr...

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  6. about to only mathematics

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  7. Find the particular solution of the differential equation satisfyin...

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  8. Find the points on the curve y=x^3 at which the slope of the tangen...

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  9. Using integration, find the area of the region enclosed between the...

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  10. Using properties of determinants, prove that following: |"a"+"b"+2...

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  11. Find the values of x for which f(x)=[x(x-2)]^2 is an increasing func...

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  12. Find the particular solution of the differential equation x(x^2-a)...

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  13. Form the differential equation of the family of circles in the seco...

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  14. A dealer wishes to purchase a number of fans and sewing machines. He h...

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  15. Find the area of the region included between the parabola y^2=x and...

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  16. Coloured bills are distributed in three bags as shown in the follow...

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  17. The scalar product of the vector hat i+\ hat j+\ hat k\ with the ...

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  18. Find the equation of the plane determined by the points (A(3,-1,\ 2...

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  19. Evaluate: int0^pi(xtanx)/(secx+tanx)\ dxdot

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  20. Find the equation of line through the intersection of lines 3x+4y=7 an...

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