Question

Prove that √5 is an irrational number. Hence, show that - 3+2√5 is an irrational number.

Answer 1

Answer:

use a number line

Step-by-step explanation:

-3+2_/5

is an irrational no. as _/5 is irrational

Answer 2

Answer:

because 5multiple5 equal root 5 . the 5 is odd this is irrerational