Prove that 3+2?5 is irrational Share with your friends Share 0 Rajat Goyal answered this 1 View Full Answer Aniket Kumar answered this Let 3+2?5= a/b 3+2?5=a/b or 2?5= a/b-2 or ?5= a-2b/3b Since ?5 is the irrational number. So, a-2b/3b is also irrational number. 0 Sarthak Tiwari answered this This is the correct answer 1