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Find the points of intersection of the line `vecr = 2hati - hatj + 2hatk + lambda(3hati + 4hatj + 2hatk)` and the plane `vecr.(hati - hatj + hatk) = 5`

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Find the distance of the point (-1,-5,-10) from the point of the intersection of the line vecr = 2hati-2hatk+lambda(3hati+4hatj+2hatk) and the plane vecr.(hati-hatj+hatk) = 5 .

Find the distance of the pont (-1,-5,-10) from the point of intersection of the ine vecr.=2hati-hatj2hatklamda(3hati+4hatj+2hatk) and the plane vecr.(hati-hatj+hatk)=5 .

If the point of intersection of the line vecr = (hati + 2 hatj + 3 hatk ) + ( 2 hati + hatj+ 2hatk ) and the plane vecr (2 hati - 6 hatj + 3 hatk) + 5=0 lies on the plane vec r ( hati + 75 hatj + 60 hatk) -alpha =0, then 19 alpha + 17 is equal to :

Find the angle between the line vecr=(hati+hatj-2hatk)+lambda(hati-hatj+hatk) and the plane vecr.(2hati-hatj+hatk)=4 .

Find the angle between the line vecr=(2hati-hatj+3hatk)+lambda(3hati-hatj+2hatk) and the plane vecr.(hati+hatj+hatk)=3 .

The line of intersection of the planes vecr . (3 hati - hatj + hatk) =1 and vecr. (hati+ 4 hatj -2 hatk)=2 is:

Angle between the line vecr=(2hati-hatj+hatk)+lamda(-hati+hatj+hatk) and the plane vecr.(3hati+2hatj-hatk)=4 is

Find the angle between the line vecr = (2hati+hatj-hatk)+lambda(2hati+2hatj+hatk) and the plane vecr.(6hati-3hatj+2hatk)+1=0 .

The distance between the line vecr=2hati-2hatj+3hatk+lamda(hati-hatj+4hatk) and the plane vecr.(hati+5hatj+hatk)=5 is

XII BOARDS PREVIOUS YEAR-XII Boards-All Questions
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  3. Find the points of intersection of the line vecr = 2hati - hatj + 2ha...

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

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  6. Find : int{(x^3 + 1)/(x^3-x)}dx

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  7. If tan^(-1)(Y/X) = log (sqrt(X^2+Y^2)) , prove that (dy/dx) = ((X+Y)/(...

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  8. Find the shortest distance between the lines vecr = 2hati - hatj + hat...

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  10. Solve the following differential equation: (1+ e ^(y/x)) dy + e^(y...

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  11. Find f'(x) if f(x) = tan x^(tan x)

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  13. If f(x) = sqrt ((sec x -1)/(sec x + 1)) , find f'( pi /3)

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  14. The area of the triangle formed by the vertices O, A, and B, where vec...

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  15. If A = [(5, -1, 4), (2, 3, 5), (5, -2, 6)] , find A^(-1) and use it t...

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  16. The vectors 3hati - hatj +2hatk, 2hati+hatj+3hatk and hati+lambdahatj-...

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  17. A cottage industry manufactures pedestal lamps and wooden shades.Both ...

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  18. If x, y, z are different and Delta=|[x, x^2, 1+x^3],[y, y^2, 1+y^3],[...

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  19. Find the area of the triangle formed by O ,A ,B when vec O A= hat ...

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

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