Which of the following numbers is irrational: √2, 3/7, 0.333… (repeating), or 5.
Note
√2 cannot be expressed as a ratio of two integers and has a non-repeating, non-terminating decimal expansion, so it is irrational; the others are rational.
Which of the following numbers is irrational: √2, 3/7, 0.333… (repeating), or 5.
√2 cannot be expressed as a ratio of two integers and has a non-repeating, non-terminating decimal expansion, so it is irrational; the others are rational.