If A and B are non-singular matrices, then

Question

MCQ (Single)Singular and Non-Singular Matrices

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If [1 2 1; 2 3 1; 3 a 1] is non-singular matrix and a ∈ A, then the set A is

If [x 2; 3 x−1] is a singular matrix, then the product of all possible values of x is :

Singular and Non-Singular Matrices

If A is a non-singular matrix, then which of the following is not true ?

If [3 -1 sin 3x; -7 4 cos 2x; -11 7 2] is a singular matrix, then find all values of x where x ∈ [0, π/2].

If [[1,2,1],[2,3,1],[3,a,1]] is a non-singular matrix and a ∈ A, then the set A is