Question 999410
{{{x<=-2}}} in interval notation is <img src="http://www.sciweavers.org/tex2img.php?eq=%28-%5Cinfty%2C-2%5D&bc=White&fc=Black&im=jpg&fs=12&ff=arev&edit=0" align="center" border="0" alt="(-\infty,-2]" width="81" height="18" />