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If [x y4z+6x+y]=[8w0 6], write the value...

If `[x y4z+6x+y]=[8w0 6],` write the value of `(x+y+z)dot`

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
  1. Write a vector in the direction of the vector hat i-2 hat j+2 hat j+2...

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  2. Write the distance of a point P(a ,b ,c) from x-axis.

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  3. If [x y4z+6x+y]=[8w0 6], write the value of (x+y+z)dot

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  4. Write the principal value of cos^(-1)[cos(680^0)]dot

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

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

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

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

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

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  10. If the three vectors vec a+ vec b , vec b+ vec c and vec c+ vec a ar...

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  11. If vec a=2 hat i-3 hat j+ hat k , hat b=- hat i+ hat k , vec c=2 hat ...

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  12. If y(x) is a solution of the differential equation ((2+sinx)/(1+y))...

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  13. If x=a(cost+tsint)a n d y=a (sin t - t cos t), then find the value of ...

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  14. If (x-y)dot e^((x/(x-y)) = a , Prove that y(dy)/(dx)+x=2ydot

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  15. Using properties of determinants, prove the following : |[a, a^2,bc]...

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  16. Write the value of the determinant |[p,p+1],[p-1,p]| .

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  17. Let S be the set of all rational number except 1 and * be defined on...

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  18. Find the distance of the point P(–1, –5, –10) from the point of int...

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  19. Find the equation of the plane that contains the point A(1,-1,2) and ...

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  20. A cottage industry manufactures pedestal lamps and wooden shades, e...

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