\(2.\left(-\dfrac{3}{11}.\dfrac{22}{5}\right).\left(\dfrac{-15}{3}.\dfrac{3}{26}\right)\\ =2.\left(\dfrac{-6}{5}\right).\left(\dfrac{-15}{26}\right)\\ =\dfrac{18}{13}\)
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\(2\cdot\left(-\dfrac{3}{11}:\dfrac{5}{22}\right)\cdot\left(-\dfrac{15}{3}:\dfrac{26}{3}\right)\)
\(=2\cdot\dfrac{-3}{5}\cdot\dfrac{-15}{26}\)
\(=\dfrac{9}{13}\)
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giúp tớ câu B, D, E, F với huhu