Question

calcule cada raiz decompondo os radicandos fatores primos

a)✓144
b)³✓8
c)✓161
d)✓225

Answer 1

a)√144

144|2
72|2
36|2
18|2
9|3
3|3
1

√2².2².3²
2.2.3 = 12

b)∛8

8|2
4|2
2|2
1
2³ = 8
∛8 = 3

c) √161

161|7
23|23
1

√7.23 = √161

d) √225

225|5
45|5
9|3
3|3
1

5.3 = 15

√224 = 15