Oblicz :
5 3/4-8 1/3
------------------ - 2/3 : (-4/27)
1/2-(2/3)^2
Powinno wyjsc -42, z gory dziękuje ;)
... = 23/4 - 25/3 // 1/2 - 4/9 - 2/3 * (-27/4) =
69/12 - 100/12 // 9/18 - 8/18 + 54/12 =
-31/12 // 1/18 + 54/12 =
-31/12 * 18 + 54/12 =
-558/12 + 54/12 = -504/12 = -42
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... = 23/4 - 25/3 // 1/2 - 4/9 - 2/3 * (-27/4) =
69/12 - 100/12 // 9/18 - 8/18 + 54/12 =
-31/12 // 1/18 + 54/12 =
-31/12 * 18 + 54/12 =
-558/12 + 54/12 = -504/12 = -42