# 3 + $$\sqrt{2}$$ is a/an __________ number. A. natural B. irrational

3 + $$\sqrt{2}$$ is a/an __________ number.

A. natural

B. irrational

C. rational

D. whole

The explanation: $$\sqrt{2}$$ = 1.414213…
Since the expansion of √2 is non-terminating and non-recurring, result of 3 + $$\sqrt{2}$$ would be also non-terminating and non-recurring. So we can say that 3 + $$\sqrt{2}$$ is an irrational number.