wyłącz czynnik przed znak pierwiastka :
a)
b)
√50 = √(25 * 2) = 5√2
√28 = √(4 * 7) = 2√7
√72 = √(36 * 2) = 6√2
√200 = √(100 * 2) = 10√2
√1800 = √(900 * 2) = 30√2
∛16 = ∛(8 * 2) = 2∛2
∛24 = ∛(8 * 3) = 2∛3
∛-128 = ∛(-64 * 2) = -4∛2
∛3000 = ∛(1000 * 3) = 10∛3
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√50 = √(25 * 2) = 5√2
√28 = √(4 * 7) = 2√7
√72 = √(36 * 2) = 6√2
√200 = √(100 * 2) = 10√2
√1800 = √(900 * 2) = 30√2
∛16 = ∛(8 * 2) = 2∛2
∛24 = ∛(8 * 3) = 2∛3
∛-128 = ∛(-64 * 2) = -4∛2
∛3000 = ∛(1000 * 3) = 10∛3