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OpenStudy (anonymous):
what is the domain and range: y=2x^2+5
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OpenStudy (anonymous):
the domain is all real numbers (all x) and the range is , for the domain think of a value of x for which the function is undefined or does not exist, inother words are there value of x that you cannot plug in?For the range, we notice that this parabola goes as low as y=5 but goes as high as it wants to so the range is y greater than or equal to 5
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