All India Engineering / Architecture Entrance Examination (AIEEE)

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AIEEE 2008 MATHEMATICS

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Q. 4. The line passing through the points (5, 1, a) and (3, b, 1) crosses the yz-plane at the point

  1. a = 6, b = 4
  2. a = 8, b = 2
  3. a = 2, b = 8
  4. a = 4, b = 6

Sol. Equation of line through (5, 1, a) and (3, b, 1) is

Q. 5. If the straight lines intersect at a point, then the integer k is equal to

  1. 2
  2. 2
  3. 5
  4. 5

Sol.As the given lines intersect

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