SOLUTION: how do you find the domain and range of a polynomial function ? f(x)=3(x^3-13x+12)

Question 498478: how do you find the domain and range of a polynomial function ?
f(x)=3(x^3-13x+12)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
how do you find the domain and range of a polynomial function ?
f(x)=3(x^3-13x+12)
**
If the polynomial does not have a denominator or radical, normally, the domain and range are all real numbers=(-∞, ∞). As you can see by inspection of given function, there doesn't appear to be any restrictions. If you had a denominator, it≠0. The radican of a radical≥0.
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