Oblicz:
a) (1/7)^-1
b) 1/(1/7)^-1
c) (((1/7)^-1)^-1)^-1
d) (((1/1/7)^-1)^-1)^-1
^- do potęgi
/- kreska ułamkowa.
a) 7
b) 1/7
c) (7^-1)^-1 = (1/7)^-1 = 7
d) (((1*7)^-1)^-1)^-1 = ((1/7)^-1)^-1 = 7^-1 = 1/7
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a) 7
b) 1/7
c) (7^-1)^-1 = (1/7)^-1 = 7
d) (((1*7)^-1)^-1)^-1 = ((1/7)^-1)^-1 = 7^-1 = 1/7