# The number of 3 × 3 non-singular matrices, with four entries as 1 and all other entries as 0, is

Question:

The number of $3 \times 3$ non-singular matrices, with four entries as 1 and all other entries as 0 , is

1. 5

2. 6

3. at least 7

4. less than 4

Correct Option: 3

JEE Main Previous Year 1 Question of JEE Main from Mathematics Inverse Trigonometric Functions chapter.
JEE Main Previous Year 2010

Solution:

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