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OpenStudy (anonymous):
(a + b)(a - 2b)
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jimthompson5910 (jim_thompson5910):
Hint: (a + b)(a - 2b) turns into a(a - 2b) + b(a - 2b)
OpenStudy (anonymous):
So, a^2-2ab+ba-2b^2?
jimthompson5910 (jim_thompson5910):
good, now combine like terms
OpenStudy (anonymous):
a^2-ab-2b^2?
jimthompson5910 (jim_thompson5910):
you nailed it
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OpenStudy (anonymous):
Thank you!!!!!!
jimthompson5910 (jim_thompson5910):
yw
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