Question

$\frac{3-2d}{cd} : \frac{9-6d}{c^{2}}$ при c = 10,8, d = 6.

Answer 1

$\frac{3-2d}{cd}\times \frac{c^2}{3(3-2d)}=\frac{c}{3d}=\frac{10.8}{3\times 6}=0.6$