Question

prove √5-√3 as an irrational number​

Answer 1

Step-by-step explanation:

Answer is in attachment

Answer 2

As "r" is rational, so (r+√3) is also rational , and hence √5 is also rational, since (r+√3) is equal to √5. But, this contradicts our assumption since we know √5 is irrational number. Therefore, √5 - √3 is an irrational number.