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OpenStudy (anonymous):
Please help me expand this binomial
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OpenStudy (anonymous):
whats a binomial??
OpenStudy (anonymous):
\[\left( 3x+6 \right)^3\]
OpenStudy (anonymous):
oh...
OpenStudy (anonymous):
idk sorry... I thought this was english... :(
OpenStudy (anonymous):
That's okay @Tootles143
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OpenStudy (misty1212):
I!!H
OpenStudy (misty1212):
looks like a job for a calculator http://www.wolframalpha.com/input/?i=%283x%2B6%29^3
OpenStudy (misty1212):
scroll down and eventually you will see \(27 x^3+162 x^2+324 x+216\)
OpenStudy (zarkon):
\[(a+b)^3=a^3+3a^2b+3ab^2+b^3\] replace \(a\) and \(b\) with what you have in your problem
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