Respostas
respondido por:
19
Boa tarde Carol!
Solução!
![m= x^{3}-3 x^{2} -4x+5~~~~~~x=-2\\\\\\
m= (-2)^{3}-3 (-2)^{2} -4(-2)+5\\\\\\
m= (-2)^{3}-3 (4) -4(-2)+5\\\\\\
m=-8-12+8+5\\\\\
m=-12+5\\\\\
\boxed{m=-7}](https://tex.z-dn.net/?f=m%3D+x%5E%7B3%7D-3+x%5E%7B2%7D+-4x%2B5%7E%7E%7E%7E%7E%7Ex%3D-2%5C%5C%5C%5C%5C%5C+%0Am%3D+%28-2%29%5E%7B3%7D-3+%28-2%29%5E%7B2%7D+-4%28-2%29%2B5%5C%5C%5C%5C%5C%5C%0A%0Am%3D+%28-2%29%5E%7B3%7D-3+%284%29+-4%28-2%29%2B5%5C%5C%5C%5C%5C%5C%0Am%3D-8-12%2B8%2B5%5C%5C%5C%5C%5C%0Am%3D-12%2B5%5C%5C%5C%5C%5C%0A%5Cboxed%7Bm%3D-7%7D "m= x^{3}-3 x^{2} -4x+5~~~~~~x=-2\\\\\\
m= (-2)^{3}-3 (-2)^{2} -4(-2)+5\\\\\\
m= (-2)^{3}-3 (4) -4(-2)+5\\\\\\
m=-8-12+8+5\\\\\
m=-12+5\\\\\
\boxed{m=-7}")
Boa tarde!
Bons estudos!
Solução!
Boa tarde!
Bons estudos!
carolsilva051:
Obrigada
Perguntas similares
7 anos atrás
7 anos atrás
9 anos atrás
9 anos atrás
9 anos atrás