## College Algebra 7th Edition

$(-\infty,2)\cup(5,+\infty)$
$(x-5)(x-2)(x+1)\gt0$ These are zero when x=5, 2 and x=-1. These numbers divide the real line into the intervals: $(-\infty,-1)(-1,2)(2,5)(5,+\infty)$ The diagram is as follows: