
Unit 4 Day 4: Transforming Rational Functions
Presentation
•
Mathematics
•
9th - 12th Grade
•
Medium
Standards-aligned
Heather McCain
Used 14+ times
FREE Resource
9 Slides • 15 Questions
1
Review: Transforming Rational Functions
2
Today
Work through this Quizizz (take notes!)
Review notes (from last class and the quizizz)
Take Skills Check: Transforming Rational Functions
3
Multiple Choice
Quadratic Function
Rational Function
Absolute Value Function
Cubic Function
4
5
Multiple Choice
What are the transformations from the parent function y=x2?
y=3(x-4)2?
vertical stretch by a factor of 3, horizontal shift right by 4
horizontal shift left by 4, vertical stretch by a factor of 3
horizontal shift right by 4, vertical stretch by a factor of 1/3
horizontal shift right by 4, vertical shift up 3
6
Multiple Choice
-f(x)
f(-x)
f-1(x)
f(2x)
7
Multiple Choice
Identify the transformations from the parent function g(x)=1/x.
right 2, down 1, reflect over the x-axis
right 2, down 1, reflect over the y-axis
left 2, down 1, reflect over the y-axis
left 2, up 1, reflect over the y-axis
8
Multiple Choice
Describe the transformations from the parent function g(x) = 1/x
vertical compression by 3, right 7
vertical stretch by 3, right 7
vertical stretch by 3, up 7
vertical compress by 1/3, up 7
9
Multiple Choice
Shift right 5 and shift up 7
Shift left 7 and shift up 5
Reflect over the x-axis, shift up 7
Shift left 5 and shift up 7
10
Multiple Choice
Describe the transformations from the parent function g(x) =1/x
reflection over the x-axis, right 2, down 4
reflection over the y-axis, right 2 down 4
reflection over the x-axis, left 2, down 4
reflection over the y-axis, left 2, down 4
11
Rational Functions
12
Finding Vertical Asymptotes
13
Multiple Choice
Find the Vertical Asymptotes for the following function
g(x) =x2−2x−82x2+x−9
x=−4, x=2
x=−2, x=4
x=−6, x = −2
x= 2, x=6
14
Finding Horizontal Asymptotes
15
Finding Horizontal Asymptotes
16
Finding Horizontal Asymptotes
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18
Multiple Choice
What is the horizontal asymptote of the following function?
f(x)=4x2−13x2
y=43
y=34
y=0
No asymptote
19
Multiple Choice
What is the horizontal asymptote for the following function?
f(x)=x2−44x+3
y=4
y=41
y=0
No Asymptote
20
Multiple Choice
To find the domain and vertical asymptotes, you set the bottom of the function equal to zero.
TRUE
FALSE
21
Multiple Choice
Find the vertical asymptotes of the function:
f(x)=x2−5x+62x2+4x−6
x=2,3
x=−3,−2
x=−3,1
None
22
Multiple Choice
Find the domain of the function:
f(x)=x2−5x+62x2+4x−6
D: all Real numbers, x=2,3
D: all Real numbers, x=−3,−2
D: all Real numbers, x=−3,1
D: all Real numbers, x=−1,3
23
Multiple Choice
To find the x-intercepts, you set the bottom equal to zero.
TRUE
FALSE
24
Multiple Choice
Find the vertical asymptotes of the function:
f(x)=x2+10x+9x3−27
x=−9,−1
x=1,9
x=3
None
Review: Transforming Rational Functions
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