\(1\frac{3}{4}.\frac{2}{7} - 1\frac{3}{4}.\frac{5}...

Câu hỏi: \(1\frac{3}{4}.\frac{2}{7} - 1\frac{3}{4}.\frac{5}{7}\)

A \(- \frac{3}{2}\)

B \(- \frac{5}{4}\)

C \(- \frac{3}{4}\)

D \(- \frac{7}{4}\)