Posted by **melony** on Thursday, March 6, 2008 at 10:25pm.

Janelle wants to enlarge a square graph that she has made so that a side of the new graph will be 1 inch more than twice the original side s. What trinomial represents the area of the enlarged graph?

- algebra -
**drwls**, Thursday, March 6, 2008 at 10:31pm
(s+1)^2 = s^2 + 2s + 1

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