If $A=\begin{bmatrix}1 & 1 & -2\ - CUETMOCK

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Target Exam

CUET

Subject

-- Mathematics - Section A

Chapter

Matrices

Question:

If $A=\begin{bmatrix}1 & 1 & -2\\2 & 1 & -3\\5 & 4 & -9 \end{bmatrix}$ , then |A| is equal to

Options:

0

1

-1

2

Correct Answer:

0

CUET Questions