Question

simplifique os radicais
a)
$\sqrt{48}$
b)
$\sqrt{40}$
c)
$\sqrt[3]{72}$
d)
$\sqrt{243}$
​

Answer 1

a) √48 = 4√3

b) √40 = 2√10

c) ³√72 = 2 ³√9

d) √243 = 9√³

Fatorando pra achar as raízes

48|2

24|2

12|2

6|2

3|3 = √2².2².3 = 4√3

1

40|2

20|2

10|2

5|5 = √2².2.5 = 2√10

1

72|2

36|2

18|2

9|3

3|3 = ³√2³.3² = 2√9

1

243|3

81|3

27|3

9|3

3|3 = √3².3².3 = 9√3

1

❤️ Boa tarde

08/06