Graphing Quadratic Functions

Graphing Quadratic Functions

9th Grade

28 Qs

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Graphing Quadratic Functions

Graphing Quadratic Functions

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Dominic Remedios

Used 2+ times

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28 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the vertex of this parabola?

(−1, 3)

(−3, 11)

(−2, 5)

(0, 5)

Answer explanation

*Hint: Find the coordinates of the lowest or highest point on the parabola.

Notes page 1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the green dashed line called?

roots or x-intercepts

parabola

axis of symmetry

line of dashes

Answer explanation

Notes page 1

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Does this graph have a maximum or minimum?

Minimum

Maximum

Answer explanation

Notes page 9

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

y = -2

x = 3

x = -3

y = 2

Answer explanation

*Hint: Imagine a vertical line through this vertex. Where does it cross the x axis?

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The axis of symmetry line always passes through which point on a parabola?

y-intercept

any random point

vertex

the origin

Answer explanation

Notes page 1

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the axis of symmetry for this graph?

y=2

x=2

x=1 or 3

y=1

Answer explanation

*Hint: Where does the axis of symmetry cross the x-axis?

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Does the equation y = -2x2 + 3 open up or down?

up

down

Answer explanation

*Hint: Identify your "a" value (the leading coefficient)

The graph opens up when a>0 and the graph opens down when a<0.

Notes page 7.

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