## Calculus 8th Edition

$(-\infty,-3/2)$ U $[1,\infty)$
Simplify the expression on one side $(2x+3)(x-1)\geq0$ Identify key numbers by equating to zero $(2x+3)=0$ $(x-1)=0$ $x=3/2$ $x=1$ Assign a test for each interval (to determine the sign) $(-\infty,-3/2)$ U $[1,\infty)$