\(\,\frac{1}{6}:\left( {0,75 + \frac{1}{6}} \right) - 50\% .{\left( { - 1} \right)^2}\)
A.\(\frac{{ - 5}}{{22}}\)
B.\(\frac{{ - 1}}{{22}}\)
C.\(\frac{{ - 9}}{{22}}\)
D.\(\frac{{ - 7}}{{22}}\)
A.\(\frac{{ - 5}}{{22}}\)
B.\(\frac{{ - 1}}{{22}}\)
C.\(\frac{{ - 9}}{{22}}\)
D.\(\frac{{ - 7}}{{22}}\)
Loga
Hóa Học lớp 12
