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Unit 7 Review/Domain & Range **

Authored by Ashley Manchee

Mathematics

9th Grade

CCSS covered

Used 11+ times

Unit 7 Review/Domain & Range **
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25 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What are the coordinates of the vertex, and is it a maximum or minimum?

(-1, 4); Maximum

(-1, 4); Minimum

(4, -1); Maximum

(4, -1); Minimum

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Use the graph to determine the x-intercept(s).

(1, 0)

(0, 3), (0, 1)

(3, 0), (1, 0)

(0, -3)

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How did we transform from f(x) =x2

to

g(x) = -3x2

reflection across x-axis and shifts down 3

reflection across x-axis and gets narrower

reflection across x axis and gets wider

reflection across x-axis

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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

roots

Zeros

solutions

They don't have another name

x-axis

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If given the equation
y = 3(x + 5)2 - 4,
what is the vertex of the parabola?

(5, -4)
(-5, -4)
(-15, -4)
(15, -4)

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Given the equation for this parabola:

y=-(x-4)2-3,

does this parabola have a maximum or minimum value?

Maximum of -3

Minimum of -3

Maximum of 4

Minimum of 4

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A parabola has the equation: f(x)=-(x+3)2+2.

Where is the axis of symmetry?

y = -2

x = 3

x = -3

y = 2

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