If the matrix is singular, the value of must be
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4 marks, −1MathematicsMatrices, determinants and linear systemsSingular matrices and invertibilityEasyabout 1 min
JNU SIS 2013 Question 7: Matrices, determinants and linear systems
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If the matrix [-4 2 0; -6 a 1; 0 1 1] is singular, the value of a must be (A) 1 (B) 2 (C) 3 (D) 4
Matrices, determinants and linear systems has come up 102 times in 7 exams since 2006.
What this question tests
This question is on Singular matrices and invertibility, part of Matrices, determinants and linear systems in Mathematics.
When a matrix has an inverse and what singularity means.
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