Posted by **Rachel** on Monday, December 17, 2012 at 9:11pm.

How do you find the domain and range from y=3x^3+4x^2-5?

- Math -
**Reiny**, Monday, December 17, 2012 at 9:53pm
the domain is the set of real numbers

Since there are no operators such as square roots and no variable denominators, and knowing the general shape of a cube, we can see that the range

must also be the set of real numbers.

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