JEE Main 2012 — Determinants Question with Solution
JEE Main 2012 (19 May Online)
Question
If , are non zero complex numbers satisfying and
, then is equal to
Choose an option
Show full solutionCorrect option: C
Correct answer
C4
Step-by-step explanation
Let
Multiply by by b and by and hence divide by .
Take out common from and respectively.
Apply and
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This is a previous-year question from JEE Main 2012, covering the Determinants 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.