Prove that 3+52 is an irrational number, given that 2 is an irrational

1.	Prove that 3+52 is an irrational number, given that 2 is an irrational number.
Answer» Prove that $(3 + 5 \sqrt{2})$ is an irrational number, given that $\sqrt{2}$ is an irrational number.

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