Odpowiedź:
a)
(1/5)² = 1/5 * 1/5 = 1/25
b)
(2/5)³ = 2/5 * 2/5 * 2/5 = 8/125
c)
(1 2/5)² = (7/5)² = 49/25 = 1 24/25
d)
(2 1/2)³ = (5/2)³ = 125/8 = 15 5/8
Szczegółowe wyjaśnienie:
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Odpowiedź:
a)
(1/5)² = 1/5 * 1/5 = 1/25
b)
(2/5)³ = 2/5 * 2/5 * 2/5 = 8/125
c)
(1 2/5)² = (7/5)² = 49/25 = 1 24/25
d)
(2 1/2)³ = (5/2)³ = 125/8 = 15 5/8
Szczegółowe wyjaśnienie: