Resposta :
Seja [tex]\text{X}=\left(\dfrac{2}{98}+\dfrac{4}{50}-\dfrac{8}{34}\right)\div\left(\dfrac{2}{99}-\dfrac{32}{20}+\dfrac{2}{101}\right)[/tex]
[tex]\text{X}=\left(-\dfrac{2~809}{20~825}\right)\div\left(-\dfrac{39~322}{199~980}\right)[/tex]
[tex]\text{X}=\left(-\dfrac{2~809}{20~825}\right)\cdot\left(-\dfrac{199~980}{39~322}\right)[/tex]
[tex]\text{X}=\dfrac{561743820}{818880650}[/tex]