Question

7. Given that 2 is irrational, prove that (5+372) is an irrational number.​

Answer 1

$\huge \purple \{ \pink \{answer \pink \} \purpe$

Hey.. I think this can be ur answer!!

➡️Given:root2 is irrational

➡️Now,let us assume that 5 +3root2 is rational

So,

➡️5+3root2 = a/b

3root2 = a/b-5 =a-5b/b

Root2 = a-5b/3b

➡️But we know that root2 is irrational So, our assumption was wrong. Hence 5+3root2 is irrational.

Hence proved