SOLUTION: how do I simplify x^2+9

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Question 732364: how do I simplify
x^2+9
Found 3 solutions by lynnlo, Alan3354, ikleyn:
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
(x-3i)(x+3i)

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
how do I simplify
x^2+9
------------
That's as simple as it gets

Answer by ikleyn(53419) About Me  (Show Source):
You can put this solution on YOUR website!
.
how do I simplify
x^2+9
~~~~~~~~~~~~~~~~~~~~~~

Over real numbers, it can not be simplified further.

Over real numbers, it is just the most simplified form.