The expression $\sqrt{3} \times \sqrt{5}$ can be simplified using the property of square roots that states:

$\sqrt{a} \times \sqrt{b} = \sqrt{a \times b}$

So,

$\sqrt{3} \times \sqrt{5} = \sqrt{3 \times 5} = \sqrt{15}$

Thus, $\sqrt{3} \times \sqrt{5} = \sqrt{15}$.

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1. How can we simplify