Quadratic Equations, Parabolas, Roots

What is the vertex of this parabola?

• (-2, 0)

• (0, 0)

• (-1,3)

• (3, -1)

Which point represents one of the zeros of the parabola?

• (-2, 0)

• (0, -2)

• (-1,3)

• (3, -1)

Which point is the y-intercept of this parabola?

• (0,0)

• (1,0)

• (1, 1)

• (0, 1)

Use scratch paper!!

Factor to find the solutions for the equation: 4x = x² - 5

• {5, 1}

• {-5, -1}

• {-5, 1}

• {5, -1}

Find the solutions for the equation:   (x + 2) (x - 4) = 0

• { -2,  4}
• { 2,  -4}
• { 0,  4}
• { -2,  0}

What is another name for the solutions of a quadratic equation?

• x-intercepts
• y-intercepts
• vertex
• They don't have another name

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is another name for the x-intercepts of a quadratic equation?

• y-intercept
• zeros
• x-axis
• vertex

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11

The equation: x² - 8x + 15 = 0 is in standard form and is ready to be factored to find the solutions.

• True
• False

The equation: x² - 3x = 10  is in standard form and is ready to be factored to find the solutions.

• True
• False

Look carefully at all choices!

Which quadratic equation matches the graph of this parabola?

• x = y² + 5

• y = x² + 5

• y= -5x²

• y = -x² + 5