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VK-037119
JEE Main 2023 Mathematics question
Mathematics
Matrices
JEE Main 2023
If P is a 3 × 3 real matrix such that
= aP + (a – 1)I, where a > 1, then
(A)
|Adj P| =
(B)
|Adj P| > 1
(C)
P is a singular matrix
(D)
|Adj P| = 1
Correct
Answer:
(D)
Solution
Question ID VK-037119