Evaluate cube root of 648

$\sqrt[3]{648}$

Step 1

Rewrite $648$ as $6^{3} \cdot 3$ .

Factor $216$ out of $648$ .

$\sqrt[3]{216 (3)}$

Rewrite $216$ as $6^{3}$ .

$\sqrt[3]{6^{3} \cdot 3}$

$\sqrt[3]{6^{3} \cdot 3}$

Step 2

Pull terms out from under the radical.

$6 \sqrt[3]{3}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$6 \sqrt[3]{3}$

Decimal Form:

$8.65349742 \dots$

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