5.4 Graphing Quadratic Inequalities (in 2 Variables)

Is (2, 3) part of the solution set?

y < 2x² - 3x + 1

[Hint: Substitute the (x, y) to see if it makes the inequality true]

• Yes

• No

Tags

CCSS.HSA.CED.A.3

True or False: (2,2) is a solution to the inequality

2x - 6y > x² + 4x - 8

[Hint: Substitute the (x, y) to see if it makes the inequality true]

• True

• False

Tags

CCSS.HSA.CED.A.3

Is the point (-1, 1) a solution to the inequality  $y\ge\left(x+2\right)^2+1$  ?

• Yes

• No

Which inequality is shown?

• y< -x²
• y≤ -x²
• y> -x²
• y≥ -x²

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

Solutions are in the ___________ area.

• non-shaded

• shaded

• vertex

• axis of symmetry

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.12

Which inequality is represented by the graph?

• y > -(x - 4)² + 1

• y > -(x - 1)² + 4

• y < (x - 4)² + 1

• y > (x + 4)² + 1

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

CCSS.HSF.IF.B.4

Is the point (2, 1) a solution to the inequality shown?

• Yes

• No

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

Which correctly shows the inequality  $y>x^2+4x+6$  ?

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

Which inequality is shown?

• y<2(x-6)²-5
• y<2(x+6)²-5
• y>2(x+6)²-5
• y>2(x-6)²-5

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12

Which correctly shows the inequality  $y<x^2-6x+13$  ?

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.12