Question

# Find the number of all possible matrices of order $$3 \times 3$$ with each entry $$0$$ and $$1$$.

Solution

## $$\rightarrow$$ There are $$3\times 3 = 9$$ entries In $$3\times 3$$ matrix and at each entry there are $$2$$ choices $$\Rightarrow$$ Total choices $$= 2 ^{9} =512$$Mathematics

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