Question

calcule

x³ -4x² +6x -24=0

Answer 1

$Ola'! \\ \\ x^{3} -4x^{2}+6x-24=0 \\ \\ Poe~briot~Ruffini \\~~~~~~~~1~~-4~~~~6~~-24 } \\ ~ ~\underline{~~~4|~~~~~~~4~~~~0~~~~~~24} \\ ~~~~~~ |~~1~~~~0~~~~~6~~~~~\boxed{0}\\ \\ una~de~las~raizes: \\ \boxed{x=4} \\ \\ =\ \textgreater \ x\²+6=0 \\ =\ \textgreater \ x\²=-6 \\ =\ \textgreater \ \boxed{x=\pm \sqrt{-6} }~~--\ \textgreater \ nao~ten~soluc\~ao~em~IR \\ \\ Por~tanto~a~unica~soluc\~ao~e': \\ \boxed{\boxed{x=4}}$