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The value of m for which the straight li...

The value of m for which the straight line 3x-2y+z+3 = 0=4x-3y+4z+1. is parallel to the plane 2x-y+mz-2 = 0 is

A

`-2`

B

8

C

`-18`

D

11

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UNITED BOOK HOUSE-SET 1-EXERCISE
  1. The area (in squnit) bounded by the curve y= sinx, x-axis and the two ...

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  2. Angle between the straight lines (x-5)/7=(y+2)/-5=z/1 and x/1=y/2=z/3 ...

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  3. The value of m for which the straight line 3x-2y+z+3 = 0=4x-3y+4z+1. i...

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  4. If the odds against an event are 4:5, then the probability of occurren...

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  5. The variance of a binomial distribution with parameters n and p is-

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  6. On the set Q^+ of all positive rational numbers if the binary operatio...

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  7. Solve: tan^(-1)(cotx)+cot^(-1)(tanx)= pi/4

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  8. Prove that |[y+z,z,y],[z,z+x,x],[y,x,x+y]| =4xyz

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  9. If A=[[2,5],[1,3]] and AB = [[-13,8],[-8,5]] find B.

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  10. Evaluate:lim(x to 0)((a^x-b^x)/x)

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  11. If x= t log t,y = (log t)/t, find (dy)/(dx) when t=1

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  12. Evaluate: int (1-1/x^2)e^(x+1/x)dx

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  13. Solve: (dy)/(dx) = 1-x+y-xy

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  14. Show that the function f(x) = 2/3 x^3-6x^2+20x-5 has neither a maximum...

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  15. The radius of a circular plante increased at the rate of 0.002 cm/s. H...

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  16. Find the acute angle between z-axis and the straight line joining the ...

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  17. Prove that the equation of the plane which passes through the point (2...

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  18. Show that the probability that exactly one of the events A and B occur...

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  19. Show that tan^(-1)(1/sqrt3tanx/2)=1/2 cos^(-1)(1+2cosx)/(2+cosx).

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  20. If A = [[1,x,-2],[2,2,4],[0,0,2]] and A^2+2I3=3A Find x, here I3 is th...

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