# How do you write the expression 3*3*x*x*x*x using exponents?

${3}^{2} {x}^{4}$
$3 \cdot 3 = {3}^{2}$
$x \cdot x \cdot x \cdot x = {x}^{4}$
$= {3}^{2} {x}^{4}$