Algebra Examples

$\sqrt[4]{81 {(x - 4)}^{4}}$

Step 1

Rewrite $81 {(x - 4)}^{4}$ as ${(3 (x - 4))}^{4}$ .

$\sqrt[4]{{(3 (x - 4))}^{4}}$

Step 2

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

$3 (x - 4)$

Step 3

Apply the distributive property.

$3 x + 3 \cdot - 4$

Step 4

Multiply $3$ by $- 4$ .

$3 x - 12$