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JEE Advanced Mathematics question

MathematicsThree Dimensional GeometryJEE Advanced

If are not all equal, the point of intersection of the lines and is

Answer: (B)

Solution

The condition means the direction ratios and are not proportional, so the lines are not parallel.

A general point on the first line is . It lies on the second line if

=Missing argument for \frac\frac{

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Question ID VK-109838