Rút gọn các biểu thức
----- Nội dung ảnh -----
Bài tập Toán:
a) \(-\left( \frac{-2}{5} - \frac{3}{4} \right) \cdot \left( \frac{-4}{5} \right)\)
b) \(2 + 4 \cdot \left( \frac{2}{3} - \frac{1}{6} \right) = (-2, 25)\)
c) \(\left( \frac{3}{5} - \frac{1}{3} \right) \cdot 6 + \left( -\frac{1}{3} \right) \cdot 5\)
d) \(\left( -\frac{1}{2} \right)^2 - \frac{5}{8} \cdot (0,5)^3 - \frac{5}{3} \cdot (-6)\)
e) \(\left( \frac{5}{2} - \frac{4}{3} \right) \cdot \frac{6}{7} + \left( -\frac{3}{2} \div (-\frac{3}{2}) \right)^3\)
f) \(7 - \frac{1}{6} - \frac{1}{5}\)
g) \(\frac{2}{5} \cdot \left( -\frac{1}{2} \right)^2 + \frac{7}{10} c\)
h) \(\sqrt{1 + 11 + 13 + 25}\)
\[ 12 \cdot \sqrt{0.64} - \frac{1}{\sqrt{4}} \]
Bài tập Toán:
a) \(-\left( \frac{-2}{5} - \frac{3}{4} \right) \cdot \left( \frac{-4}{5} \right)\)
b) \(2 + 4 \cdot \left( \frac{2}{3} - \frac{1}{6} \right) = (-2, 25)\)
c) \(\left( \frac{3}{5} - \frac{1}{3} \right) \cdot 6 + \left( -\frac{1}{3} \right) \cdot 5\)
d) \(\left( -\frac{1}{2} \right)^2 - \frac{5}{8} \cdot (0,5)^3 - \frac{5}{3} \cdot (-6)\)
e) \(\left( \frac{5}{2} - \frac{4}{3} \right) \cdot \frac{6}{7} + \left( -\frac{3}{2} \div (-\frac{3}{2}) \right)^3\)
f) \(7 - \frac{1}{6} - \frac{1}{5}\)
g) \(\frac{2}{5} \cdot \left( -\frac{1}{2} \right)^2 + \frac{7}{10} c\)
h) \(\sqrt{1 + 11 + 13 + 25}\)
\[ 12 \cdot \sqrt{0.64} - \frac{1}{\sqrt{4}} \]