JEE Mains 30-Jan-2023 Shift 2 Solved Paper

Section: Mathematics

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Question : 71 of 90

Marks: +1, -0

If P is a 3×3 real matrix such that PT=aP+(a−1)I, where a>1, then

[30-Jan-2023 Shift 2]

P is a singular matrix
|Adj‌P|>1
|Adj‌P|=‌
1
2
|Adj‌P|=1

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