SF Alg Ch7 pt 2

Consider the function y<2x+3. Which is true?

• The line would be solid with shading above.
• The line would be dashed with shading above.
• The line would be solid with shading below.
• None of these.

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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

Select the correct graph for each inequality.

• A
• B
• C
• D

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CCSS.HSA.REI.D.12

Which of the following equations match the given graph?

• y ≥ 2/5x + 1
• y ≥ -2/5x + 1
• y≤  2/5x + 1
• y ≥ -2/5x - 1

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CCSS.HSA.REI.D.12

Match the inequality to the graph.

• y > x - 1
• y ≥- x - 1
• y ≤ - x - 1
• y  < x - 1

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CCSS.HSA.REI.D.12

Is (-1, 4) a solution to the inequality y < 2x + 5

• Yes
• No

Match

• y ≥ -x - 1 and y < x + 4
• y < -x - 1 and y ≥ x + 4
• y > -x - 1 and y ≥ x + 4
• y > -x - 1 and y ≥ x + 4

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CCSS.HSA.REI.D.12

Match

• y > -4/5x - 1 and y ≤ 2/3x + 3
• y ≥ -4/5x - 1 and y ≤ 2/3x + 3
• y < -4/5x - 1 and y < 2/3x + 3
• y < -4/5x - 1 and y ≥ 2/3x + 3

Tags

CCSS.HSA.REI.D.12

Which system of inequalities matches the graph?

• y > 2x - 4
  y < 2
• y < 2x - 4
  y < 2
• y > 2x - 4
  y <  2 
• y < 2x - 4
  y <   -2

Tags

CCSS.HSA.REI.D.12

Rewrite this inequality in "y=" form to graph. 
3x - 6y > 12

• y > ¹/₂x - 2
• y < -¹/₂x + 2
• y < ¹/₂x - 2
• y > -3x - 2

Tags

CCSS.HSA.REI.D.12