JEE Main 2013 — Straight Lines Question with Solution
JEE Main 2013 (23 Apr Online)
Question
Let be the angle between two lines and and be the angle between two lines and , where are any real numbers :
Statement-1: If and are proportional, then .
Statement-2: for all and .
Choose an option
Show full solutionCorrect option: A
Correct answer
AStatement-1 is true, Statement-2 is true; Statement-2 is a correct explanation of Statement-1.
Step-by-step explanation
Two lines and are parallel to each other. Hence statement-1 is true, statement-2 is true and statement-2 is the correct explanation of statement-1.
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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.