Odpowiedź:
a).(1 1/4)³ = (5/4)³ = 5/4·5/4·5/4 = 25/16·5/4 = 125/64 = 1 61/64
b).(2 2/3)² = (8/3)² = 8/3·8/3 = 64/9 = 7 1/9
c).(-1 1/2)³ = (-3/2)³ = (-3/2)·(-3/2)·(-3/2) = 9/4·(-3/2) = -27/8 = -3 3/8
d).(-2 2/5)² = (-12/5)² = (-12/5)·(-12/5) = 144/25 = 5 19/25
Szczegółowe wyjaśnienie:
