Question

The number of all possible matrices of order 3 into 3 with each entry zero or one is

Answer 1

$546987 \frac{ {yx) { { { { { { {y}^{2} }^{?} \times \frac{?}{?} \times \frac{?}{?} \times \frac{?}{?} \times \frac{?}{?} }^{?} }^{?} }^{?} \times \frac{?}{?} \times \frac{?}{?} }^{?} }^{2} }^{?} }{?} \times \frac{?}{?} \times \frac{?}{?}$