Proszę o rozwiązanie działania: a) 1 1/2 : [(1 1/4 :1 1/5) : 1 1/5] =
3/2 : [(5/4:6/5) : 6/5] = 3/2 : [(5/4 x 5/6) x 5/6] = 3/2 : (25/24 x 5/6) = 3/2 : 125/144 = 3/2 x 144/125 =3/1 x 72/125 =216/125 =1 i 91/125
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3/2 : [(5/4:6/5) : 6/5] = 3/2 : [(5/4 x 5/6) x 5/6] = 3/2 : (25/24 x 5/6) = 3/2 : 125/144 = 3/2 x 144/125 =3/1 x 72/125 =216/125 =1 i 91/125