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Mathematics 7 Online
OpenStudy (anonymous):

Multiply: (2x + 6)2 A. 4x2 + 12x + 36 B. 4x2 + 24x + 36 C. 2x2 + 36 D. 4x2 + 36

OpenStudy (anonymous):

The answer should be 4x + 12.

OpenStudy (anonymous):

its...a

OpenStudy (anonymous):

Wait, you mean (2x+6)^2?!

OpenStudy (anonymous):

-Facepalm-

OpenStudy (anonymous):

using eq.(a+b)^2=a^2+b^2+2ab

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