Basic Math Examples

$\sqrt[8]{4}$

Step 1

Rewrite $4$ as $2^{2}$ .

$\sqrt[8]{2^{2}}$

Step 2

Rewrite $\sqrt[8]{2^{2}}$ as $\sqrt[4]{\sqrt{2^{2}}}$ .

$\sqrt[4]{\sqrt{2^{2}}}$

Step 3

Pull terms out from under the radical, assuming positive real numbers.

$\sqrt[4]{2}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$\sqrt[4]{2}$

Decimal Form:

$1.18920711 \dots$