SOLUTION: do the lines for ≤ and ≥ have open or closed circles?
Algebra.Com
Question 1124363: do the lines for ≤ and ≥ have open or closed circles?
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
for ≤ and ≥ have closed circles because ≥ (means > and = ) means that number is of solution
same is in case ≤ (means < and = )
watch this video:
https://www.youtube.com/watch?v=RD4G0zXFolg
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