Precalculus Examples

$y = x^{3} + 4$

Step 1

Rewrite the equation as $x^{3} + 4 = y$ .

$x^{3} + 4 = y$

Step 2

Subtract $4$ from both sides of the equation.

$x^{3} = y - 4$

Step 3

Take the specified root of both sides of the equation to eliminate the exponent on the left side.

$x = \sqrt[3]{y - 4}$