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Mathematics 51 Online
OpenStudy (anonymous):

simplify: (5+2 radical 7)^2

OpenStudy (bahrom7893):

(a+b)^2 = a^2 + 2ab + b^2

OpenStudy (bahrom7893):

25 + 2*5*2sqrt(7) + (2sqrt(7))^2 25 + 20sqrt(7) + 28 53 + 20sqrt(7)

OpenStudy (anonymous):

Find the perimeter of the rectangle in simplest form. 4+radical 6 2 radical 6

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