Question

$prove that 3 - 2 \sqrt{5 } is \: irrational$
​

Answer 1

Answer:

hope it helps you good afternoon have a great day take care happy promise day

Step-by-step explanation:

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.