Odpowiedź:
a)
√2(√5 + 2√5) = √2 * 3√5 = 3√10
b)
1/2∛9(∛3 + 5∛3) = 1/2∛9 * 6∛3 = 3∛27 = 3 * 3 = 9
c)
(1/2√2 + 1/4√2)² = (2/4√2 + 1/4√2)² = (3/4√2)² = 9/16 * 2 = 9/8 = 1 1/8
d)
(3∛2 - ∛-2)³ = (3∛2 + ∛2)³ = (4∛2)³ = 64 * 2 = 128
Szczegółowe wyjaśnienie:
