# How do you simplify t^3 * t^(n-3) leaving only positive exponents?

$= {t}^{n}$
${t}^{3.} {t}^{n - 3}$
$= {t}^{3 + n - 3}$
$= {t}^{n + 3 - 3}$
$= {t}^{n + 0}$
$= {t}^{n}$