Answers

2015-06-15T19:37:17+08:00
(x+4)(x+4) =xsquare+4x+4x+16 =xsquate+8x+16
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2015-06-15T19:37:18+08:00
(x+4) squared = x squared + 8x + 16
(z+6)"  " = z squared + 12z + 36
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