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2010-02-07T17:50:24+01:00
∛(3³)⁴ = 3⁴ = 81
∛3 × 2∛9 =2× ∛3 × ∛9 = 2× ∛3×9 = 2× ∛27 = 2× 3 = 6
∛9× 2∛9 =2× ∛9 × ∛9 = 2× ∛9×9 = 2× ∛81 = 2× ∛27×3 = 2× ∛27 × ∛3 =
= 2× 3× ∛3 = 6∛3

/- kreska ułamkowa
2√3 / 3√2 = (2√3 ×√2) / (3√2×√2) = (2√3×2) / (3×2) = (2√6) / (6) = (√6) / (3)