Originally Posted by
oofun4
No , he gave +16x + 64
How ?.
(x+8 )^2
in this equation you can used this formula
a^2+2ab+b^2
if we pretend that the (X+8 )^2 to (a+b )^2
in this situation
a=x
b= 8
all you need is substitute it.
/edit:oh wait it's already been answered...
ask me anything in Math and i'll answer it
Last edited by Trice; Apr 17, 2013 at 07:45 AM.