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Mathematics 12 Online
OpenStudy (anonymous):

Simplify:

OpenStudy (anonymous):

\[(5+2 \sqrt{7})^{2}\]

OpenStudy (anonymous):

do it (a+b)^2 in this form

OpenStudy (yttrium):

just be reminded that this should be done in the form (a^2 + 2ab + b^2)

OpenStudy (anonymous):

25+28+20root7 53+20root7

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