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OpenStudy (anonymous):
Expand the squared binomial.(x + 4)2
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jagr2713 (jagr2713):
x2+8x+16
OpenStudy (anonymous):
\[(x+a)^2 \implies x^2+2ax+a^2\]
OpenStudy (anonymous):
I should add \[(x+a)^2 = (x+a)(x+a) \implies x^2+2ax+a^2\]
jagr2713 (jagr2713):
he left lol
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