A rational number can be written as a fraction nm with m∈Z, n∈N.
An irrational number cannot be expressed that way; its decimal expansion is infinite and non-repeating. Examples: 2, π.
Every integer and every terminating decimal is rational
The square root of a natural number is rational only when that number is a perfect square
The sum of a rational and a nonzero irrational is irrational
Classify the number.
Rational or irrational?
16
=rational (=4)
16=44=14
Content is available with subscription.
Get full access to all courses on the platform for one year with a single payment.
▼
Unlike other platforms that charge per course, here you get everything for one price, and after one year of use there will be no automatic charge for the following year.