Units 1-3 Review
Graphing Rational Functions
Multiplying and Dividing Rational Functions
100
What is the value of
i^2
-1
100
What is the parent function of rational functions?
F(x)=1/x
100
Excluded values of a rational expression will make the value of the denominator equal to _____.
0
200
What are the possible types of solutions for a linear-quadratic system?
1, 2, none
200
This is the name for a line that a function approaches but never actually touches.
Asymtote
200
TRUE OR FALSE:
When multiplying or dividing a rational expression, you do not need a common denominator.
TRUE
300
Use synthetic division to solve:
(2x^3+5x^2-x+7) div (x-2)
2x^2+9x+17 r. 41
300
In the rational function:
F(x)=3(1/(x-1))+2
Identify h, k, a, and b.
h=1
k=2
a=3
b=1
300
What strategy can you use to divide rational expressions?
HINT: “Keep it, change it, flip it”
Multiply by the reciprocal
400
Solve using the quadratic formula:
X^2+27=12x
9 and 3
400
Where are the vertical and horizontal asymptotes located for the function:
F(x)=1/(2(x-3))-1
X=-3
y=-1
400
Multiply the rational expressions:
1/(n+5) * (9n+45)/(n+5)
9/(n+5)
500
Write an equation for the graph:
F(x)=abs(x-2)+3
500
Write the function represented by this graph:
F(x)=-(1/x-2)+4
500
Divide the rational expressions:
(X-8)/(7X+14) div 1/(X+2)
(X-8)/7