The cube root of x is the number which, multiplied by itself three times, gives x.
Notation
∛x = x^(1/3)
Try it
∛27
3, because 3·3·3 = 27.
Try it
∛(−8)
−2 — cube roots of negatives are real (unlike square roots).
The cube root of x is the number which, multiplied by itself three times, gives x.
∛27
3, because 3·3·3 = 27.
∛(−8)
−2 — cube roots of negatives are real (unlike square roots).