which number is irrational?
A. 37
B. 542
C. -3.2
D. 0
1 answer
The number that is irrational is not listed in the options provided. An irrational number is a real number that cannot be expressed as a ratio of two integers, meaning it cannot be written as a fraction. Examples of irrational numbers include pi (approximately 3.14), the square root of 2 (approximately 1.414), and e (approximately 2.718).