basically, imagine this:
1 <= |x| <= 4
we get the following
1 <= +x <= 4
now, if we put -x and remove the absolute value we get
Type: Posts; User: EvBladeRunnervE
basically, imagine this:
1 <= |x| <= 4
we get the following
1 <= +x <= 4
now, if we put -x and remove the absolute value we get