# How do you write 3^4*3^-7 using only positive exponents?

Apr 22, 2017

$\frac{1}{3} ^ 3$
${3}^{-} 3$
To get rid of the negative exponent, multiply the expression by ${3}^{3} / {3}^{3}$ to get:
$\frac{1}{3} ^ 3$