Quadratic Graphing Review

Quadratic Graphing Review

Multiple Choice

What is the green dot on the parabola called?

• Vertex and maximum

• Vertex and minimum

• roots

• zeros

Multiple Choice

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Multiple Choice

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Multiple Choice

Identify the y-intercept

• (0, -3)

• (0, 1)

• (0, 3)

• (2, 1)

Multiple Choice

What is the domain and the range for the graph?

• Domain : -2 ≤ x ≤ 2
  Range : 0 ≤ y ≤ 4
• Domain : 0 ≤ x ≤ 4
  Range : -2 ≤ y ≤ 2
• Domain : All real #s
  Range : y ≤ 4
• Domain : -2 ≤ x ≤ 2
  Range : y ≤ 4

Multiple Choice

What is the range of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

Multiple Choice

What is the domain of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

Multiple Choice

Where is the function decreasing?

• -∞ < x < 1

• 1 < x < ∞

• -∞ < x < 2

• 2 < x < ∞

Multiple Choice

Where is the function increasing?

• x≤1

• x≥1

• x≥-2

• x≤-2

Multiple Select

 $-3x^2+4x-2=0$  Which of the following are true about the graph of this equation?

• The parabola opens up.

• The parabola opens down

• The y-int is at (0,4)

• The y-int is at (0,-2)

• The y-int is at (0,3)

Multiple Choice

Which transformation transforms the graph of

f(x) = x² to the graph of g(x) = (x + 4)²?

• shift 4 units up

• shift 4 units down

• shift 4 units to the left

• shift 4 units to the right

Fill in the Blank

 $g\left(x\right)=-3\left(x-2\right)^2-5$  The vertex of the graph of the equation is...

Multiple Choice

 $f\left(x\right)=2\left(x-4\right)\left(3x+9\right)$  The zeros of the following function are...

• x={-3,4}

• x={-4,3}

• x={3,4,9}

• x={-4,9}

Multiple Choice

Members of the math club launch a model rocket from ground level with an initial velocity of 96 ft/sec.  This can be modeled with the function h(t) = -16t² + 96t.  When does the rocket hit the ground?

• 7 seconds
• 6 seconds
• 3 seconds
• 8 seconds

Multiple Choice

If the graph shows price vs profit, what is the maximum profit?

• 35

• 10

• 12,500

• 60