Algebra 1: Common Core (15th Edition)

$3^{4}$=3$\times$3$\times$3$\times$3=81 Recall, as shown above, $3^{4}$ equals 3 times itself 4 times. However, the question asks for -$3^{4}$. Thus, we take our answer, 81, and make it negative, giving us a final answer of -81.