Prove that the 2 + 1 /root2 is irrational no

1.	Prove that the 2 + 1 /root2 is irrational no
Answer» Root 2 is irrational And when rational is divided by irrational it will alwz give irrational ☺ I mean Contradiction method Solve this question using the assumption and conyradiction method as solved in NCERT.

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