SOLUTION: what is the domain and range of f(x)=X^2-4

Algebra ->  Graphs -> SOLUTION: what is the domain and range of f(x)=X^2-4      Log On


   

Question 929881: what is the domain and range of f(x)=X^2-4
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=X^2-4
domain ALL real numbers: (-inf, inf)
Range: ALL real numbers ≥ -4: (-4, inf)