zadanie 8 i 9 str 38 , 39 matematyka 2 h) -3 ( √81 - √100)i ) (√36 - √49) : 2
h) =-3*(9-10)= -27 + 30 = 3i) = (6-7):2 = 3-3.5 = -3
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h) =-3*(9-10)= -27 + 30 = 3
i) = (6-7):2 = 3-3.5 = -3