Posted by **kiddo** on Sunday, May 30, 2010 at 2:22pm.

Find the sum in simplest form.

7mn + 5m^2 + 3n^2 + 2mn

a) 15m^2n^2 + 9mn

b) 7mn + 5m^2 +3n^2 + 2mn

c) 15m^2n^2 + 9m^2n^2

d) 5m^2 +3n^2 + 9mn

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