Question

$\sqrt[3]{3(156+x)}=12$, then the value of x is ____.

• A. 1572

Answer 1

The correct option is A 1572
$\sqrt[3]{3156+x}=12$
$\Rightarrow 156+x=(12{)}^3$
$\Rightarrow 156+x=12\times 12\times 12$
$\Rightarrow 156+x=1728$
$\Rightarrow x=1728-156=1572$