Question

$$18x( { x }^{ 4 } )$$

Answer

$$18*x^5$$

Solution


Regroup terms.
\[18x{x}^{4}\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[18{x}^{1+4}\]
Simplify  \(1+4\)  to  \(5\).
\[18{x}^{5}\]