If one of the line represented by the equation is coincide…

Maths Pair of Straight Line Equation of Pair of Straight Lines Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

If one of the line represented by the equation is coincident with one of the line represented by , then

None of these

Text Solution

Verified by Experts

The correct answer is:

The equation of given lines are

.....(i)

.....(ii)

Let common line to both is , then it will satisfy both the above equations.

Hence, .....(iii)

and .....(iv)

Now eliminating ' m ' from the equation (iii) and (iv),

we get

.....(v)

and .....(vi)

From (v) and (vi), we get the required condition.

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