Domain and Range
Characteristics of Functions
Evaluating Linear Functions
100
What is the domain of this function?
All real numbers
X
100
Approximate when the function is positive
x<-2 and x>3
100
Solve f(x)=2x+2, when f(4)
10
200
What is the range o
f the function?
y>=-2
200
Approximate when the function is negative
-2<x<3
200
Solve f(x)=1/3x-2, when f(9)
1
300
What is the domain of this function?
-2<=x<=3
300
Approximate when the function is increasing
x>1/2
300
Solve f(x)=2(x+1), when f(x)=18
8
400
What is the range of this function?
-1<=y<=2
400
Approximate when the function is decreasing
x<1/2
400
Solve f(x)=(x+4)/5, when f(21)
5
500
What is the domain and range of the function?
Domain: 1, 2, 3, 4, 5
Range: 1, 3, 4, 5, 6
500
Approximate when the function is decreasing
The function does not decrease
500
Solve f(x)=270(-x-2), when f(-2)
0