Warm ups – factor / simplify. Homework Questions? Pg. 673 # 17 – 28.
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Transcript of Warm ups – factor / simplify. Homework Questions? Pg. 673 # 17 – 28.
Warm ups – factor / simplify
2
3 2
2 10
10 25
x x
x x x
3 2 42x x x 23 25 18x x
2
4 12
9 18
x
x x
Homework Questions?
Pg. 673 # 17 – 28
12-3 Dividing Rational Expressions
Objective: To divide rational expressions and review
simplifying and multiplying rational expressions.
Standard 13.0
Whiteboards!
Let’s use whiteboards today! Whiteboard Marker Sock
Only write down the problems, work and answers! No extra doodling.. Sorry.. Our markers are running out
Find the excluded value(s):
8
5
x
x 5x
5( 2)
( 2)( 3)
x
x x
4 1
10
x 2
2
4
6 8
y
y y
2,3x
none 4, 2y
Simplifying Practice
2
10 4
8
24
xy z
x yz
9 33
y
x z
2 2 24
4
x x
x
6x
2
3 2
2 10
10 25
x x
x x x
2
5x
Multiplying Practice
3 6 4 4
2 2 7 14
x x
x x
6( 2)
7( 2)
x
x
2 25 4 4
3 4
y y y
y y
4 ( 1)
3
y y
Dividing Practice
2 3
5 4
x y
y x
6
8
x
y
3
2
5 25
1 2 1
x x
x x x
2
1
5
x
x
More Dividing Practice
2
6 10 3 5
16 25 4 5
x x
x x
2
4 5x
2 2
2 2
3 10 4 4
1 3 2
y y y y
y y y
5
1
y
y
Homework
Pg. 783 (12-3) Middle Column! #2-17 -> only do the middle column! Open house tonight! Quiz tomorrow!