zad.
Wykonaj działania.
a)2√32 + 3√18 - √72
b)4∛54 + ∛16 - ∛128
c)2∛24 + 4∛81 - 14∛3
a)2√32 + 3√18 - √72=8√2 + 9√2 - 6√2 = 11√2
b)4∛54 + ∛16 - ∛128= 12∛2 + 2∛2 - 4∛2 =10∛2
c)2∛24 + 4∛81 - 14∛3 = 4∛3 + 3∛3 - 14∛3 = -7∛3
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a)2√32 + 3√18 - √72=8√2 + 9√2 - 6√2 = 11√2
b)4∛54 + ∛16 - ∛128= 12∛2 + 2∛2 - 4∛2 =10∛2
c)2∛24 + 4∛81 - 14∛3 = 4∛3 + 3∛3 - 14∛3 = -7∛3