wartość wyrażenia 1/3 do potegi -3 jest równa a. 1/27 b. 27 c.-1/27 d.-27
(1/3)^(-3) = 3^3 = 3 * 3 * 3 = 27
odp. B
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(1/3)^(-3) = 3^3 = 3 * 3 * 3 = 27
odp. B