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Show that the lines (x - 1)/3 = (y + 1)/...

Show that the lines `(x - 1)/3 = (y + 1)/2= (z - 1)/5` and `(x + 2) / 4 = (y - 1) / 3 = (z + 1)/ -2` do not intersect.

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UNITED BOOK HOUSE-SET (11)-EXERCISE
  1. Let V and S be the volume and surfacea area of a sphere with radius re...

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  2. Find the direction cosines of the straight line which makes equal angl...

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  3. Show that the lines (x - 1)/3 = (y + 1)/2= (z - 1)/5 and (x + 2) / 4 =...

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  4. If A and B are two events such that P(A) = P(B) = 1, then show that, P...

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  5. Eight coins are thrown simultaneously. Show that the probability of ge...

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  6. If tan^(-1) [(yz)/(xr)] + tan^(-1) [(zx)/(yr)]+ tan^(-1) [(xy)/(zr)] =...

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  7. Provet that the producet of the matrics [[cos^2 alpha cos alpha sin al...

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  8. Solve :|(x + a, b, c),(a, x+b, c),(a, b, x + c)|=0

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  9. If f(x)= ((a+x)/(b+x))^(a+b+2x) then prove that f'(0)= [2log(a/b)+(b...

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  10. If y = e^u and u = f(x), show that,(d^2y)/(dx^2)= e^u [(d^2u)/(dx^2) +...

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  11. int dx/(x^n(1+x^n)^(1/n)) is

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  12. Solve: (x^2 + y^2).dx-2xydy = 0, given y = 0 when x = 1

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  13. SolveL (1+y)^2dx=(tan^(-1)y-x)dy, given that y= 0 when x= -1.

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  14. If the points having position vectors hati + b hat j + c hat k, 7 hati...

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  15. Let veca = 2 hati + 2 hat j + 3 hat k, vecb = -hati + 2 hat j + hat k,...

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  16. Evaluate: underset (0)overset(pi/4)int (sqrt tanx + sqrt cotx)dx

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  17. A bag contains 5 white, 7 red and 3 black balls. If three balls are dr...

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  18. A bag contains 5 white and 7 black balls. Find the expectation of a ma...

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  19. Using calculus find the length of perpendicular from the point (2,-1) ...

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  20. Shade the area bounded by y^2 = 8x and y = x above positive direction ...

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