Question

2. Prove that 3 + 2/5 is irrational​

Answer 1

Answer:

Prove that 3+25 is an irrational.

This gives that 2ba−3b is rational but 5 is an irrational number, therefore, the assumption is wrong. Hence, 3+25 is irrational

Answer 2

Answer:

equal it to a\b then then write that the contradiction occurred and 3+2√5 is irrational