Exploring Solutions of Quadratic Equations through Graphing

What are the points called where a quadratic graph crosses the x-axis?

• Vertices

• Symmetries

• Intercepts

• Roots

Which formula is used to find the axis of symmetry in a quadratic equation?

• X = -B/2A

• X = A^2 + B

• Y = AX^2 + BX + C

• Y = MX + B

What is the vertex of the quadratic equation y = x^2 - 2x - 3?

• (-1, 0)

• (1, -4)

• (2, -1)

• (0, -3)

Tags

CCSS.HSF-IF.C.7A

How many x-intercepts does the quadratic equation y = x^2 - 2x - 3 have?

• Three

• Two

• One

• None

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the quadratic equation y = x^2 + 4x + 4?

• (4, 0)

• (0, 4)

• (-4, 0)

• (0, -4)

What is the vertex of the quadratic equation y = x^2 + 4x + 4?

• (0, 4)

• (-2, 0)

• (2, 0)

• (-4, 0)

Tags

CCSS.HSF-IF.C.7A

How many x-intercepts does the quadratic equation y = x^2 + 4x + 4 have?

• None

• One

• Two

• Three

What is the vertex of the quadratic equation y = x^2 + 2x + 2?

• (-1, 1)

• (0, 2)

• (1, -1)

• (-2, 0)

Tags

CCSS.HSF-IF.C.7A

How many x-intercepts does the quadratic equation y = x^2 + 2x + 2 have?

• None

• One

• Two

• Three

Which type of quadratic equation has no real solutions?

• y = x^2 + 2x + 2

• y = x^2 + 4x + 4

• y = x^2 - 2x - 3

• y = x^2 - 4x + 4