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OpenStudy (anonymous):
simplify: (5+2 radical 7)^2
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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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