Posted by **drwls** on Sunday, January 7, 2007 at 7:43pm.

No to both questions. A polynomial is a sum of at least one integer power of x (or other unknown), each multiplied by a constant. '9' is simply a constant. 2^x is a power of 2, not a power of x.

Is 9 a polynomial?

Is 2^x a polynomial?

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