2010020006

SubArea: 
Analyzing function behavior
Level: 
C
Project ID: 
2010020006
Source Problem: 
2010020005
Accepted: 
0
Clonable: 
1
Easy: 
0
The picture shows the part of the graph of a function f. Choose the formula of the function f whose graph corresponds to this picture.
f(x)=−x24−x2−1
f(x)=x2+4x2−4
f(x)=xx2−4+1
f(x)=x24−x2