Graphing Linear Inequalities Notes

Where would you find a solution for y < -x + 4

• In the shaded region above the line.

• In the shaded region below the line.

• On the line.

• On the origin.

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CCSS.HSA.REI.D.12

• A dotted line

• A solid line

• Shade up

• Shade down

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CCSS.HSA.REI.D.12

How can I tell if an inequality will have a solid line?

• It has an equal sign.

• The symbol is greater than.

• The symbol has "or equal to."

• You just guess.

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CCSS.HSA.REI.D.12

Solid or Dashed Line?

y > 3x+7

• Solid

• Dashed

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CCSS.HSA.REI.D.12

Solid or Dashed Line?

• Solid

• Dashed

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CCSS.HSA.REI.D.12

Do we shade ABOVE or BELOW?

• Above

• Below

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CCSS.HSA.REI.D.12

y ≥ -2x - 2 will have what type of line

• dashed

• solid

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CCSS.HSA.REI.D.12

y ≥ -2x - 2 will be shaded

• above

• below

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CCSS.HSA.REI.D.12

Do we shade ABOVE or BELOW?

y > 4x-10

• Above

• Below

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CCSS.HSA.REI.D.12

Select the correct graph for each inequality.

• A

• B

• C

• _D

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CCSS.HSA.REI.D.12