Symbols
What does the symbol "≤" mean?
Less than or equal to
What does an open circle mean?
The answer can not be equal to the plotted number.
"Above" signals what symbol?
>
Solve
8+x<19
X<11
What does the symbol ">" mean?
Greater than
What does a closed circle mean?
The answer can be equal to the plotted number.
"Below" signals what symbol?
<
What does the symbol "≥" mean?
Greater than or equal to
Name the 3 closest values that X could be. X > 17
18, 19, 20
"Has a minimum value" signals what symbol?
≥
What does the symbol "<" mean?
Less than
Name the 3 closest values that X could be. X ≤ 51
51, 50, 49
"Exceeds" signals what symbol?
>
What does the symbol "≠" mean?
Not equal
Name the 3 closest values that X could be. X ≥ -12
-12, -11, -10
"Has a maximum value" signals what symbol?
≤