What is \sqrt[3]{640} ?

The solution to \sqrt[3]{640} is 4\sqrt[3]{10}

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simplify \sqrt[3]{640}

simplify

Decimal Notation

8.61773 \dots

Solution steps

Prime factorization of

640 : 2^{7} \cdot 5

Apply exponent rule:

a^{b + c} = a^{b} \cdot a^{c}

2^{7} \cdot 5 = 2^{6} \cdot 2 \cdot 5

Apply radical rule:

Multiply the numbers:

2 \cdot 5 = 10

- 6 \cdot - 6

\frac{3}{4} + \frac{2}{6}

- \frac{2}{5} + \frac{1}{10}

(\frac{b ^{8}}{b ^{4}})^{2}

(x + 1) (x^{2} + 1 + x) (x^{2} + 1 - x)