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OpenStudy (anonymous):
(a+1)^2+(a-2)^2=?
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jimthompson5910 (jim_thompson5910):
(a+1)^2+(a-2)^2 a^2+2a+1+a^2-4a+4 2a^2-2a+5 So (a+1)^2+(a-2)^2 simplifies to 2a^2-2a+5
OpenStudy (anonymous):
The ^ meant powers... like to the power of 2 lol
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