Multiplication & Division of Algebraic Fractions/Rational Expressions
Sessions 3-4
UNIT TEST 1 – Jan 20
Objectives:Recall basics of factoringDefine reciprocalsMultiply and simplify REDivide and simplify RE
RECALL: Multiplying rational numbers
where a, b, c, d are integers and b ≠0, d≠0.
Multiply.
Multiply.
Multiply.
Two expressions are RECIPROCALS of each
other if their product is 1.
Find the reciprocal.
Find the reciprocal.
Find the reciprocal.
TRY THIS!!!Find the reciprocal.
RECALL: Dividing rational numbers
where a, b, c, d are integers and b ≠0, c ≠0 d≠0.
Divide and simplify.
Divide and simplify.
TRY THIS!!!Divide and simplify.
nmnm
nmnm
kk
kk
yy
yy
xxx
xxxx
yyyy
yy
44.5325
9425.4
5153.349794
32352.2
12416.1
22
2
2
3
23
2
2
2
2
2
Book2Exercise 4cpage 123
nos. 1 - 11 (ODD ONLY)
Further Examples on Simplification of Algebraic
Fractions
Example 5 (page 123)
Example 5 (page 123)
Example 6 (page 124)
Example 6 (page 124)
Example
Example
Example
Example
Example
Example
Example
Example
Book2Exercise 4d, page 125
nos. 1 - 13 (ODD ONLY)
SEATWORK
Exercise 4d1)
Exercise 4d3)
Exercise 4d5)
Exercise 4d7)
Exercise 4d9)
Exercise 4d11)
Exercise 4d13)
HW # 2(BOND PAPER)
worksheet numbers 40-50
Submit on Friday (Jan 13)PRACTICE TEST ON JAN 13