• Matéria: Matemática
  • Autor: boboponja
  • Perguntado 4 anos atrás

me ajudem nessa conta aq pfv
(+4/7) : (-2/5) =

Respostas

respondido por: CyberKirito
1

\large\boxed{\begin{array}{l}\sf\bigg(+\dfrac{4}{7}\bigg)\div\bigg(-\dfrac{2}{5}\bigg)\\\\\sf\bigg(+\dfrac{\backslash\!\!\!4^2}{7}\bigg)\cdot\bigg(-\dfrac{5}{\backslash\!\!\!2_1}\bigg)=-\dfrac{10}{7}\end{array}}

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