**Question:**

Is the product of two irrationals always irrational? Justify your answer.

**Solution:**

Product of two irrational numbers is not always an irrational number.

Example: $\sqrt{5}$ is irrational number. And $\sqrt{5} \times \sqrt{5}=5$ is a rational number. But the product of another two irrational numbers $\sqrt{2}$ and $\sqrt{3}$ is $\sqrt{6}$ which is also an irrational numbers.

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