Quadratic Inequalities

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.HSF-IF.C.7A

Which inequality is shown?

• y< -x²
• y≤ -x²
• y> -x²
• y≥ -x²

Tags

CCSS.HSF-IF.C.7A

Which inequality is shown?

• y < -5(x-2)(x-4)
• y < -5(x+2)(x+4)
• y > -5(x-2)(x-4)
• y > -5(x+2)(x+4)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.12

Which system of inequalities is shown?

• y< -2(x+4)²+2
  y>½(x+2)²-2
• y< -2(x+4)²+2
  y≥½(x+2)²-2
• y> -2(x+4)²+2
  y<½(x+2)²-2
• y> -2(x+4)²+2
  y≤½(x+2)²-2

Tags

CCSS.HSA.REI.D.12

Find the y-intercept of f(x) = 2x²-2x + 1

• 2
• -2
• 1
• -1

Tags

CCSS.HSF-IF.C.7A

If the discriminant is positive, then the quadratic has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSA-REI.B.4B

If the discriminant is negative, then the quadratic has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• 2 Complex Solutions

Tags

CCSS.HSA-REI.B.4B

Which graph is shown?

• y<-2x²-8x-12
• y>-2x²-8x-12
• y≤-2x²-8x-12
• y≥-2x²-8x-12

Tags

CCSS.HSF-IF.C.7A

Which graph is shown?

• y≥x²-6x+12
• y>x²-6x+12
• y≤x²-6x+12
• y<x²-6x+12

Tags

CCSS.HSF-IF.C.7A

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C