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OpenStudy (anonymous):
Simplify (x+3)^2 .
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OpenStudy (rulnick):
You can use FOIL: (x+3)^2 = (x+3)(x+3) You should get x^2 + ... + 9. Do you see?
OpenStudy (rulnick):
Need more help? The missing term comes from the O and I in FOIL.
OpenStudy (anonymous):
so it'll be x^2+6x+9?
OpenStudy (rulnick):
Yes. Nicely done.
OpenStudy (anonymous):
THANK YOOOOU
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