Quadratic Equations

The highest point on a parabola.

• Maximum

• Minimum

• Y-intercept

• Axis of Symmetry

The lowest point on a parabola.

• Maximum

• Minimum

• Roots

• Axis of Symmetry

The turning point of a parabola.

• Vertex

• Y-intercept

• Roots

• Axis of Symmetry

Where the parabola crosses the x-axis.

• Vertex,

  Y-intercept,

  and Roots

• Zeros,

  Y-intercept,

  Roots, and

  Axis of Symmetry

• Maximum,

  Minimum,

  Solutions, and

  X-intercepts

• Zeros,

  X-intercept,

  Roots, and

  Solutions

• -1 and 3
• 1 and -3
• -1 and -3
• 1 and 3

Q1. How long does it take to complete the task?

• 3 seconds

• 6 seconds

• 9 seconds

• 12 seconds

The equation y = -x² - 2x + 8 is graphed.  Based on this graph, what are the roots of the equation -x² - 2x + 8 = 0?

• 8 and 0

• 2 and -4

• 9 and -1

• 4 and -2

Solve using square roots.

• √3

• ±√3

• -3

• No real solution

Solve using square roots.

• A 

• B 

• C 

• D 

Mark the correct characteristics for this quadratic.

• Vertex (-1,4)

• y-intercept of -3

• x-intercept of -3

• axis of symmetry x = -1

• Minimum of 4