Quiz 3 - Quadratic Graphs & Zeros Part 1 In Class (Math 2)

Which function describes the graph?

• A

  f(x) = 4(x + 3)² - 10

• B

  f(x) = 3(x - 3)² + 10

• C

  f(x) = 2(x - 3)² - 10

• D

  f(x) = -3(x + 3)² - 10

What is the vertex:
f(x) = x² - 8x + 10

• A
  (-8 , 10)
• B
  (4 , -6)
• C
  (4 , 10)
• D
  (-8 , -6)

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

What are the zeros of the function
f(x)= -4(x - 3)(x+5)?
*Hint: Type the function into y= 

• -12 and 20
• -5 and 3
• -4 and -5
• -3 and 5

Tags

CCSS.HSF-IF.C.7C

What is the significance of the ordered pair (2, -4) to the graph?

• it is the vertex

• it is the y-intercept

• it is the axis of symmetry

• it is the x-intercept

Tags

CCSS.HSF-IF.C.7A

What is the equation of the graph shown?

• y = x² + 4
• y = -4x²
• y = x² - 4
• y = (x - 4)²

Tags

CCSS.HSF-IF.C.7A

Is the graph of the equation shown wider, narrower or the same width as the standard parabola y = x² ?

• wider
• narrower
• same width
• impossible to tell

Which equation could match the graph?

• y = (x + 2)² - 1

• y = (x - 2)² - 1

• y = (x + 2)² + 1

• y = (x - 2)² + 1

Tags

CCSS.HSF-IF.C.7A

Does this graph have maximum or minimum value?

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

What is the equation for the axis of symmetry?

• -3

• -1

• x=-3

• x=-1

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10