Free Printable Quadratics - Finding the vertex

Worksheets

Name

Class

Date

The U-shaped graph of a quadratic equation is called a ________.

curve

parabola

linear equation

vertex

Does the following parabola open up or down?

y = -4x² - 10x + 5

down

What is the vertex of this parabola?

(0, 5)

(0, 0)

(-4, 5)

(-2, 1)

Does the following parabola open up or down?

f(x) = 120x² - 25x + 75

down

Find the vertex of the following quadratic equation:

y = 3x²

(0, 3)

(-3, 0)

(o, -3)

(0, 0)

Find the vertex of the following quadratic equation:

y = -x² +2x + 1

(1, 2)

(-1, -2)

(-1, 3)

(0, 0)

Find the vertex of the following quadratic equation:

y = 2x² -16x + 33

(-4, 129)

(4, 1)

(0, 0)

(2,9)

Reset

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