Question

Which numbers are irrational? Select each correct answer. 101 − − − √ 101 2.25 − − − − √ 2.25 − 4 √ −4 5 √

Answer 1

All Real Numbers that are NOT Rational Numbers; cannot be expressed as fractions, only non-repeating, non-terminating decimals −√2 , −√5 3 , √21, √81 3 , √101 
 *Even roots (such as square roots) that don’t simplify to whole numbers are irrational.