Question

prove that (√3-5) is irrational​

Answer 1

Let us assume that 3 + √5 is a rational number. Here, {(a - 3b) ÷ b} is a rational number.

→ a and b both are co-prime numbers and 5 divide both of them. So, √5 is a irrational number.

Answer 2

Answer:

(✓3-5 is a rational number now 3✓+5