## anonymous 5 years ago need to find 5 solutions to the following problem.

1. anonymous

$y ^{5}-81y=0$

2. anonymous

y(y^4 - 81) = 0 y(y^2 + 9)(y^2 - 9) = 0 y(y^2 + 9)(y + 3)(y - 3) = 0 $y = 0, \pm 3, \pm 3i$