bantu jawab ya plissssss

No 6
12=2². 3
18=2.3²
32=2pangkat5
Kpk= 2pangkat5. 3² (A)

No. 7
45=2.3.7
36=2². 3²
60=2². 3.5
Fpb= 2.3
=6(D)


Maaf kalau salah

No.6
12
/\
2 6
.../\
.2 3

18
/\
2 9
.../\
..3 3

32
/\
2 16
...../\
...2 8
....../\
.....2 4
........./\
........2 2

12 = 2² × 3
18 = 2 × 3²
32 = 2^5
KPK = 2^5 × 3²
Jawaban : A

No.7
42
/\
2 21
..../\
...3 7

36
/\
2 18
..../\
..2 9
....../\
.....3 3

60
/\
2 30
..../\
...2 15
......./\
.....3 5

42 = 2 × 3 × 7
36 = 2² × 3²
60 = 2² × 3 × 5
FPB = 2 × 3 = 6
Jawaban : D

No.8
90
/\
2 45
...../\
...3 15
......./\
.....3 5

36 = 2² × 3²
72 = 2³ × 3²
90 = 2 × 3² × 5
FPB = 2 × 3² = 18
Jawaban : C