Current time: 0:00Total duration: 3:15

0 energy points

# Proof: product of rational & irrational is irrational

Sal proves that the product of any rational number and any irrational number will always be an irrational number. Created by Sal Khan.

If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content
# Proof: product of rational & irrational is irrational

Current time: 0:00Total duration: 3:15

0 energy points

Sal proves that the product of any rational number and any irrational number will always be an irrational number. Created by Sal Khan.