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OpenStudy (anonymous):
Expand (2x+4)^2
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OpenStudy (acxbox22):
(a+b)^2=a^2+2ab+b^2 (2x+4)^2=4x^2+2(2x * 4)+16 =4x^2+16x+16
OpenStudy (koikkara):
Use the formula... ref : http://openstudy.com/study#/updates/53a30fb2e4b04b640457c2d2
OpenStudy (anonymous):
OH, that's how you use it. Still kinda confusing but I could get it.
OpenStudy (koikkara):
\(Sure~You~can~do~it~??\)
OpenStudy (anonymous):
\[After I learn some more\]
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OpenStudy (koikkara):
Try... (4x+7)^2... !! @Kemist
OpenStudy (anonymous):
8x^2+14?
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