\(\left(\dfrac{-4}{13}-\dfrac{17}{19}\right):\left(\dfrac{-31}{32}\right)+\left(\dfrac{-9}{13}+\dfrac{2}{19}\right):\dfrac{-33}{31}\)
\(\left(\dfrac{-3}{8}+\dfrac{5}{9}:\dfrac{-11}{37}\right).\left(\dfrac{33}{19}-\dfrac{7}{22}\cdot\dfrac{43}{17}\right).\left(2-\dfrac{7}{13}\cdot\dfrac{7}{26}\right)\)
Mn giúp mk đi mk cần gấp lắm làm ơn !
Trần Đăng NhấtAkai HarumaHồng Phúc Nguyễnnguyen van tuan