Respuesta :

[tex]\frac{49c^2d^2-70c^3d^3-35c^2d^4}{7cd^2}[/tex]

start separating the fraction into smaller fractions

[tex]\frac{49c^2d^2}{7cd^2}-\frac{70c^3d^3}{7cd^2}-\frac{35c^2d^4}{7cd^2}[/tex]

then, divide each of the fractions

[tex]7c-10c^2d-5cd^2[/tex]