Question

Simplifique, fatorando o radicando.
a) ³√10 5
b) 4 √78
c) √90
d) ³√1000
e) √288
f) 5 √1024

Answer 1

a) ³√10⁵ = ³√10³.10² = 10 ³√10² = 10 ³√100

b) ⁴√7⁸ = 7⁸/⁴ = 7² = 49

c) √90 = √3².10 = 3√10

d) ³√1000 = ³√10³ = 10

e) √288 = √144.2 = √12².2 = 12√2

f) ⁵√1024 = ⁵√2¹⁰ = 2¹⁰/⁵ = 2² = 4