SOLUTION: what is the domain and range of f(x)=1+x^2 restricted to x<0??

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Question 988857: what is the domain and range of f(x)=1+x^2 restricted to x<0??
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Parabola with a vertex minimum, but the range never reaches this vertex (because x%3C0). Without the restriction, f%280%29=1%2B0%5E2=1; but with the restriction, range for f(x) is highlight%28y%3E1%29.