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| 1. |
prove that 2root3÷5 is irrational |
| Answer» Let2√3/5 be rational no.then 2√3/5 is in form of a/bWhere, a & b are co prime2√3/5=a/b√3=5a/2bHere,5a/2b is rationalBut,√3is irrationalThis is contradictioHence,2√3/5 is irrational | |