Tentukan FPB dan KPK : 1. 24, 60, dan 72 2. 48, 54, dan 80 3. 20, 24, dan 36
Matematika
Aliceshuu
Pertanyaan
Tentukan FPB dan KPK :
1. 24, 60, dan 72
2. 48, 54, dan 80
3. 20, 24, dan 36
1. 24, 60, dan 72
2. 48, 54, dan 80
3. 20, 24, dan 36
1 Jawaban
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1. Jawaban Kesrev
1) 24 = 2³ x 3 FPB => 2² x 3 = 12
60 = 2² x 3 x 5 KPK => 2³ x 3² x 5 = 8 x 9 x 5 = 72 x 5 = 360
72 = 2³ x 3²
2) 48 = 2⁴ x 3 FPB => 2
54 = 2 x 3³ KPK => 2⁴ x 3² x 5 = 16 x 9 x 5 = 16 x 45 = 720
80 = 2⁴ x 5
3) 20 = 2² x 5 FPB => 2² = 4
24 = 2³ x 3 KPK => 2³ x 3² x 5 = 8 x 9 x 5 = 72 x 5 = 360
36 = 2² x 3²
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