Question

Which number is an irrational number

Answer 1

Square root of 15 because you don't know what know is going to go after it, unlike the others where you can guess the numbers that goes after it

Answer 2

square root of 15

Explanation:

an irrational number is a number that you cant write as a fraction. The square root of 15 is 3.87298335. This is a repeating decimal with no pattern so it is irrational because you cant write it as a fraction. Numbers like 1.25252525 is rational because it has a pattern and you can write it as a fraction.