Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. Total number of possible matrices of order $3 \times 3$ with each entry 2 or 0 is

Matrices

Solution:

The number of places in a $3 \times 3$ matrix is 9 .
Also, each place has two choices i.e., either 2 or 0.
$\therefore$ The number of possible matrices of order $3 \times 3$ with each entry 2 or 0 is $2^9$ i.e., 512 .