Work with a partner. Use mental math to solve each equation. How many solutions are there for each equation? Explain your reasoning.
$x^{3} = 8$

Open in App

Solution

Solve the given equation.
Given equation is $,$
$x^{3} = 8$
Take the cubic root on both sides
$\Rightarrow x = \sqrt[3]{8}$
$\Rightarrow x = 2$
So, the solution is $x = 2$ .
Hence, there is only one solution for a given equation.

Suggest Corrections

Similar questions

\frac{x}{2} + \frac{x}{8} = \frac{1}{8}

\frac{x}{2} + \frac{x}{3} + \frac{x}{4} = 13

\frac{2 x}{3} - \frac{3 x}{8} = \frac{7}{12}

Solve each of the following equations and also verify your solution :

$\frac{a - 8}{3} = \frac{a - 3}{2}$

Work with a partner. Use mental math to solve given equations. How many solutions are there for a given equation? Explain your reasoning.

$x^{2} = 0$

Join BYJU'S Learning Program