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Mathematics 6 Online
OpenStudy (anonymous):

Find the domain and range of this function algebraically. f(x)= 2x²+3

OpenStudy (student101):

the domain of f(x) is all real values as there does not exist, anywhere in the plane, where the f(x) is undefined. The range is 3 to infinity because x^2 is non-negative. Hope this helps.

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