JEE Main 2026 — Matrices Question with Solution
JEE Main 2026 (23 January Shift 1)
Question
Let , where A is a matrix. If , then is equal to .
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Show full solutionCorrect answer: 62
Correct answer
62
Step-by-step explanation
For matrix: , .
, .
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Let . .
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.
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, .
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Let . .
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This is a previous-year question from JEE Main 2026, covering the Matrices 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.