Rational or irrational.

Question

Pi, -√9, 0, 3√25, 5/4, -√2/2

Answer 1

To determine whether the given numbers are rational or irrational, we can first recall the definitions:

• A rational number can be expressed as the quotient of two integers (a/b, where b ≠ 0).
• An irrational number cannot be expressed as a simple fraction. This includes numbers that cannot be represented as a fraction of integers and have non