Question

Prove that 3 + square root of
5 is an irrational number.​

Answer 1

Answer:

this is an contradiction. this contradiction has arisen because of our wrong assumption that 3+root 5 is a rational number. hence 3+ root 5 is an irrational number

Hope it is help you..

Answer 2

Answer:

this is contradiction.this arisen because of our wrong assumption that 3+root5 is a rational no.Hence 3+root5is an irrational no.