1.OBLICZ:
a) (⅓)³=_________
(½)³=__________
(\frac{2}{9})³=_________
b) (1⅕)³=__________
(1\frac{1}{9})³=________
(-1\frac{1}{9})³=________
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a)
b)
a) (⅓)³= 1/27
(½)³= 1/8
(\frac{2}{9})³= 8/729
b) (1⅕)³= (6/5)³ = 216/125 = 1 91/125
(1\frac{1}{9})³= (10/9)³ = 1000/729 = 1 271/729
(-1\frac{1}{9})³= (-10/9)³ = -1000/729 = - 1 271/279