Odpowiedź:
9.
a)
∛[1/27 * (- 64)] = ∛(- 64/27) = - ∛(64/27) = - ∛(4/3)³ = - 4/3 = - 1 1/3
b)
∛[125 * 8/27 * ( - 0,001)] = ∛125 * ∛(8/27) * ∛(- 0,001) =
= ∛5³ * ∛(2/3)³ * (- ∛0,1³) = 5 * 2/3 * (- 0,1) = 10/3 * (- 1/10) =
= - 10/30 = - 1/3
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Odpowiedź:
9.
a)
∛[1/27 * (- 64)] = ∛(- 64/27) = - ∛(64/27) = - ∛(4/3)³ = - 4/3 = - 1 1/3
b)
∛[125 * 8/27 * ( - 0,001)] = ∛125 * ∛(8/27) * ∛(- 0,001) =
= ∛5³ * ∛(2/3)³ * (- ∛0,1³) = 5 * 2/3 * (- 0,1) = 10/3 * (- 1/10) =
= - 10/30 = - 1/3