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JEE Main Math Class 12 Matrices Part 1 Questions

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Question : 26

Total: 100

Let A and B be two 3×3 non-zero real matrices such that AB is a zero matrix. Then

[29-Jul-2022-Shift-1]

the system of linear equations AX=0 has a unique solution
the system of linear equations AX=0 has infinitely many solutions
B is an invertible matrix
adj(A) is an invertible matrix

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