Question

resolva as operaçoes abaixo raizes

a)-∛+√144
b)√72+√18+√50
c)∛-√9
d)√112+√14+√28
e)-√25+√49
f)√125+√20-√45
g)√9+√16
h)√3+√12+√27
mim ajuda por favor !

Answer 1

Bom dia Josimara

a) -∛+√144 = -∛12
b) √72+√18+√50 = 6√2 + 3√2 + 5√2 = 14√2
c) ∛-√9 = ∛-3 
d) √112+√14+√28 =  4√7 + √14 + 2√7 = 6√7 + √14
e) -√25+√49 = -5 + 7 = 2
f) √125+√20-√45 = 5√5 + 2√5 - 3√5 = 4√5 
g) √9+√16 = 3 + 4 = 7
h) √3+√12+√27 = √3 + 2√3 + 3√3 = 6√3