rozwiąż:
6,4*(4,5-3 3/4)+4,5:(1 1/2)do potęgi 2to (1 1/2)
6,4*(4,5-3 3/4)+4,5:(1 1/2)² = 6,4*(4,5-3,75)+4,5:(2,25) = 6,4*0,75+2 = 4,8+2 = 6,8
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6,4*(4,5-3 3/4)+4,5:(1 1/2)² = 6,4*(4,5-3,75)+4,5:(2,25) = 6,4*0,75+2 = 4,8+2 = 6,8