Chapter 3 Review

Question 1

Find the 53,067 number

4,7…

Answer 1

159,202

Question 2

Reflection makes…

Answer 2

the line a mirror image

Forms a x with the lines

Question 3

Find the Slope:

(4,7) and (5,9)

Answer 3

m=2

Question 4

What is the slope and y-intercept?

y=16x+13

Answer 4

slope = 16
y-intercept = 13

Question 5

What is the Domain and Range?

y=Ix+5I

This is an Absolute Value Equation

Answer 5

Domain: ARN
Range: y>=0

Question 6

What is x?

f(x)=5x+8

Answer 6

0=5x+8
8=5x
8/5=x

Question 7

Is the x axis vertical or horizontal?

Answer 7

Horizontal

Question 8

What is the Domain and Range?

f(x)={-5x if x>1
f(x)={x+6 if <= 1

Answer 8

Domain: ARN
Range: y<=7

Question 9

Find the Slope:

(2,4) and (7,5)

Answer 9

m=1/5

Question 10

What is the Domain and Range?

y=7IxI

This is an Absolute Value Equation

Answer 10

Domain: ARN
Range: y>=0

Question 11

What is the Domain and Range?

y=-I8xI

This is an Absolute Value Equation

Answer 11

Domain: ARN
Range: y<=0

Question 12

What is the Domain and Range?

(5,6) (3,8) (6,7)

Answer 12

Domain:{3, 5, 6}
Range:{6, 7, 8}

Question 13

Translation, Dilation, or Reflection and how does it move?

y=5x

Answer 13

Dilation
Steeper

Question 14

Is this Linear?

x: 5, 6, 7, 8, 9
y: 10, 12, 14, 16, 18

Answer 14

Yes, it changes +2 to y for everytime you +1 to x

Question 15

Is the y axis vertical or horizontal?

Answer 15

Vertical

Question 16

What is x?

f(x)=3x+6

Answer 16

0=3x+6
-6=3x
-2=x

Question 17

Translation, Dilation, or Reflection and how does it move?

y=x
y=-x

Answer 17

Reflection
(Makes a mirroring line)

Question 18

What quadrant is this in?

(8,17)

Answer 18

Quadrant I

Question 19

Translation, Dilation, or Reflection and how does it move?

y=x-8

Answer 19

Translation
Move down 8 units
Move right 8 units

Question 20

What Quadrant is this Coordinate Pair in?

(-1,-2)

Answer 20

Quadrant III

Question 21

What Quadrant is this Coordinate Pair in?

(4,-16)

Answer 21

Quadrant VI

Question 22

What is the Domain and Range?

y=IxI-4

This is an Absolute Value Equation

Answer 22

Domain: ARN
Range: y>=-4

Question 23

Dilation makes a line…

Answer 23

Flatter or Steeper

Question 24

What are the x and y intercepts?

9x+8y=72

Answer 24

x=8
y=9

What is x when y is zero?
What is y when x is zero?

Question 25

What was the movement compared to the parent function?

y=IxI-4

This is an Absolute Value Equation

Answer 25

Down 4 spaces

Question 26

What was the movement compared to the parent function?

y=-8IxI

This is an Absolute Value Equation

Answer 26

Steeper and Upside Down

Question 27

What Quadrant is this Coordinate Pair in?

(-8,12)

Answer 27

Quadrant II

Question 28

What quadrant are the numbers on an axis in?

Answer 28

They are not in a quadrant

Question 29

What was the movement compared to the parent function?

y=7IxI

This is an Absolute Value Equation

Can also be y=I7xI or y=I-7xI

Answer 29

Steeper

Question 30

What was the movement compared to the parent function?

y=Ix+5I

This is an Absolute Value Equation

Answer 30

Left 5 spaces

Question 31

Translation moves a line…

Answer 31

Up and Left or Down and Right

Question 32

What does a coordinate pair look like?

Answer 32

(x,y) or (3,-7)

The x axis comes before the y axis point

Question 33

Is this Linear?

x: -2, -1, 0, 1, 2
y: 3, 5, 8, 10, 13

Answer 33

No, it chages +2 or +3 to y for everytime you +1 to x