Oblicz wartości wyrażeń :
-3/5 2-(3/5)2 = ... ?
[(4-5)2-(6-7)3]6= .... ?
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-3/5x2/1-3/5x2/1=-6/5x (-6/5)=36/25
2.. = [-1x2-(-1)x3]x6=[-1+3]x6=2x6=12
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-3/5x2/1-3/5x2/1=-6/5x (-6/5)=36/25
2.. = [-1x2-(-1)x3]x6=[-1+3]x6=2x6=12