Graphing Quadratics

What is the axis of symmetry for this parabola?

• x = −1

• x = 0

• y = 3

• x = −3

A parabola has a vertex at (-3, 2).

Where is the axis of symmetry?

• y = -2

• x = 2

• x = -3

• y = -3

What is the vertex of the quadratic function?

y = x² - 6x + 11

• (3, 2)

• (-3, -2)

• (-3, 2)

• (3, -2)

What is the vertex of this quadratic equation?

y = 2(x - 2)² + 5

• (-2, 5)

• (2, 5)

• (5, -2)

• (-5, -2)

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

Which quadratic function is represented by the graph?

• y = 2(x - 4)² + 5

• y = 2(x + 4)² + 5

• y = -2(x - 4)² + 5

• y = -2(x + 4)² + 5

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4

Does the following quadratic equation have a maximum or minimum value? How can you tell?

y = x² + 2x - 3

• Minimum value, because the a value is positive

• Maximum value, because the b value is positive

• Maximum value, because the a value is positive

• Minimum value, because the c value is negative

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

How does the parabola open? y = - x² + 4x - 1

• up
• down
• left
• right