JEE Main 2013 — Straight Lines Question with Solution
JEE Main 2013 (25 Apr Online)
Question
If the image of point in a line is , then the image of point in the same line is:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Mid-point of and
Slope of PQ = 1
Slope of the line
Mid-point lies on the line .
Equation of line ,
Let image of point be
Mid-point of
Mid-point lies on the line (i)
Slope of RS
Since line
From (ii) and (iii),
Hence the image of
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This is a previous-year question from JEE Main 2013, covering the Straight Lines chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.