calcule as raízes: a)-⁴√625 b)³√-216 c)5√0,00032 d)7√-1/128
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a) -⁴√625 = -⁴√5⁴ = -5
b) ³√-216 = ³√-6³ = -6
c) ^5√0,00032 = ^5√32/100000 = ^5√1/3125 = 1/5
d) ^7√-1/128 = ^7√1/^7√128 = 1/^7√2^7 = -1/2
b) ³√-216 = ³√-6³ = -6
c) ^5√0,00032 = ^5√32/100000 = ^5√1/3125 = 1/5
d) ^7√-1/128 = ^7√1/^7√128 = 1/^7√2^7 = -1/2
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