JEE Main 2026 — Determinants Question with Solution
JEE Main 2026 (23 January Shift 1)
Question
Among the statements :
I: If , then , and
II : If , then ,
I: If , then , and
II : If , then ,
Choose an option
Show full solutionCorrect option: B
Correct answer
Bboth are false
Step-by-step explanation
Statement I: Let .
.
. Statement I is false.
Statement II: Evaluate by substituting : determinant , so .
At : determinant , so .
and . Since , Statement II is false.
Both statements are false.
.
. Statement I is false.
Statement II: Evaluate by substituting : determinant , so .
At : determinant , so .
and . Since , Statement II is false.
Both statements are false.
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