(-3 1\12-2 1\15):(-5 3\20) пример с дробями не получается решить помогите
Ответ
1
[(-3-2) + (-1/12-1/15)]:[-103/20] =
= [-5+(-5/60-4/60)]*[-20/103] =
= [-5+(-9/60)]*[-20/103] =
= [-5+(-3/20)]*[-20/103]
= [-103/20]*[-20/103] = 1
= [-5+(-5/60-4/60)]*[-20/103] =
= [-5+(-9/60)]*[-20/103] =
= [-5+(-3/20)]*[-20/103]
= [-103/20]*[-20/103] = 1
evmakeeff:
фигня - напорогл
evmakeeff:
[-5+(-3/20)]*[-20/103] = [-103/20]*[-20/103] = 1
evmakeeff:
исправил
ayris2016:
пасиб, только можно по подробней