\(25{\left( { - \frac{1}{5}} \right)^3} + \frac{1}...

Câu hỏi: \(25{\left( { - \frac{1}{5}} \right)^3} + \frac{1}{5} - 2{\left( { - \frac{1}{2}} \right)^2} - \frac{1}{2}\)

A -2

B -5

C 5

D -1