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smurfy14Best ResponseYou've already chosen the best response.0
27+0? or is there another x?
 2 years ago

mattt9Best ResponseYou've already chosen the best response.0
no his question is right
 2 years ago

mattt9Best ResponseYou've already chosen the best response.0
math textbooks are kinda weird. lol
 2 years ago

moneybirdBest ResponseYou've already chosen the best response.1
(x+3)(x^2 3x +9) = 0 x + 3 = 0 x = 3 x^2 3x +9 = 0
 2 years ago

StArAnGeLBest ResponseYou've already chosen the best response.0
\[x^3+27=0\]\[\mathsf { We \ Can \ write \ it \ as \ (x)^3 + (3)^3 =0 } \]\[\mathsf {Now \ use \ the \ formula \ (x)^3 + (y)^3= (x+y)(x^2xy+y^2)} \] \[\mathsf {(x+3)(x^2 3x +9) = 0}\]\[\mathsf {x + 3 = 0 \ and \ x^23x+9=0 }\]\[\mathsf {x = 3} \] \[ \mathsf { x^23x+9=0 }\]
 2 years ago
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