How do you find the domain and range of $f(x) = 7x^5 - 3x^2 - 2$ ?

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Answer 1 · 2017-12-15T02:43:50

Both the domain and range of this function is all real numbers, or $(-oo, oo)$ (interval notation).

Both the domain and range of this function is all real numbers, or $(-oo, oo)$ (interval notation).

You can see in this following graph why (there should be arrows at each end but the graph just doesn't show it):
enter image source here

How do you find the domain and range of f(x) = 7x^5 - 3x^2 - 2 f(x) = 7x^5 - 3x^2 - 2?