Day 1.Factor to find the quotient.16.notebook
October 17, 2016
Topic: Polynomial Functions
Aim: How do we find a quotient by factoring?
HW: Worksheet #1-7
Do Now:
Simplify each expression.
1) 25k2
2)
y3 - 2y2 + y
5k
y
Def: A rational expression is the
quotient of 2 polynomials.
Exs: 2
x+6
3x - 6
2
x
x-7
x - 2x - 8
Def: A fraction is undefined when the
denominator is equal to 0.
For which value(s) of x are the above
fractions undefined?
Find the quotient.
1) k2 - 25
k+5
3) 5a2 - 45
a-3
2)
4)
x-8
x - 6x - 16
2
y2 - y - 2
y+1
1
Day 1.Factor to find the quotient.16.notebook
October 17, 2016
6)
5) Do you remember this question from the review sheet? The answer was 4...why is this not true? 7) x3 + 1
x+1
8)
2x2 - 4x - 16
2x - 8
2
Day 1.Factor to find the quotient.16.notebook
Do Now: How many can you answer in 2 minutes?
October 17, 2016
Solutuions
Summary
How do we find a quotient of a rational expression
by factoring?
3