Question 1

What is a cube root?

Accepted Answer

The cube root of x is the number that, when cubed, equals x. ∛27 = 3 because 3³ = 27. Written as x^(1/3).

Question 2

How do I calculate cube roots?

Accepted Answer

Use a calculator or estimate. ∛64 = 4, ∛125 = 5. For ∛50: between 3 (27) and 4 (64), closer to 3.7.

Question 3

How accurate are these calculations?

Accepted Answer

Our calculator uses double-precision floating-point arithmetic, accurate to about 15-16 significant digits for most calculations.

Question 4

Can I use the result in further calculations?

Accepted Answer

Yes, results are calculated to full precision. You can copy the exact value or use the rounded display depending on your needs.

Cube Root Calculator - Free Online Tool

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