Find the Roots/Zeros Using the Rational Roots Test x^5-21

$x^{5} - 21$

Step 1

Add $21$ to both sides of the equation.

$x^{5} = 21$

Step 2

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

$x = \sqrt[5]{21}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$x = \sqrt[5]{21}$

Decimal Form:

$x = 1.83841628 \dots$

Step 4