4)√2,8 * √4,2 /√0,24 = √2,8*4,2 /√0,24 = √11,76/√0,24 = √49 = 7
5)∛152 / 4∛19 = ∛152 / ∛ 4³ * 19 = ∛152 / ∛64 * 19 = ∛152 / ∛1216 = ∛0,125 = 0,5
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4)√2,8 * √4,2 /√0,24 = √2,8*4,2 /√0,24 = √11,76/√0,24 = √49 = 7
5)∛152 / 4∛19 = ∛152 / ∛ 4³ * 19 = ∛152 / ∛64 * 19 = ∛152 / ∛1216 = ∛0,125 = 0,5