JEE Main 2018 — Determinants Question with Solution
JEE Main 2018 (15 Apr Shift 1 Online)
Question
Let be the set of all real values of for which the system of linear equations
has a unique solution. Then is
Choose an option
Show full solutionCorrect option: B
Correct answer
Bequal to
Step-by-step explanation
The system of linear equations is:
As, system has unique solution.
Hence,
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This is a previous-year question from JEE Main 2018, 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.