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What's a Boundary?

Definition: Boundary

Summary

  1. The line that makes up a boundary represents an inequality symbol and should be a dashed line if the symbol is '<' or '>'
  2. We're going to graph the inequality 'y>2x-2'
  3. Half-planes are the areas on the coordinate plane that fall on either side of the dashed line, or boundary

Notes

    1. In other words, the boundary is the graphed line representing the inequality symbol in a graphed inequality
    1. In other words, the boundary is the graphed line representing the inequality symbol in a graphed inequality
    1. 'y>2x-2' is an inequality, so let's graph it to see what a boundary looks like
    1. 'y>2x-2' is an inequality, so let's graph it to see what a boundary looks like
    1. The '>' symbol means GREATER THAN
    2. The line of a graphed inequality containing a '<' or '> symbol is unique in that it should be a dashed, or dotted line
    1. The line that makes up a boundary represents an inequality symbol and should be a dashed line if the symbol is '<' or '>'
    1. The line that makes up a boundary represents an inequality symbol and should be a dashed line if the symbol is '<' or '>'
    2. The line for the graphed inequality 'y>2x-2' will look just like the graphed line 'y=2x-2', but the line will be dashed instead of solid