Question 1087726
{{{2x^2-5x+2<=0}}}

{{{(2x-1)(x-2)<=0}}}

Critical x values are at {{{1/2,and,2}}}.
The quadratic expression will be BELOW 0 between {{{1/2}}} and {{{2}}}.
For the "... equal to" part, the two values are included.
Interval Notation:   [ 1/2, 2 ]