Precalculus Examples

Solve the Function Operation f(x)=x-6 if x<0; 3 if x=0; 6x-9 if x>0 Find f(0)
Find
Step 1
Identify the piece that describes the function at . In this case, falls within the interval , therefore use to evaluate .
Step 2
The function is equal to at .
Step 3
Evaluate the function at .