Question

Tentukan kpk dan fpb dari
86 dan 178
45,105,156
tolong dibantu yaa,jawabanya masih ragu2

Answer 1

86 & 178:
86 = 2 x 43
178 = 2 x 89
FPB = 2
KPK = 2 x 43 x 89 = 7654

45105,156
45 = 3² x 5
105 = 3 x 5 x 7
156 = 2² x 3 x 13
FPB = 3 
KPK = 2² x 3² x 5 x 7 x 13
           4 x 9 x 5 x 7 x 13 = 16.380

Answer 2

86:2×43
178:2×89
fpb:2
kpk:2×43×89
:7654

45:3(pangkat 2) ×5
105:3×5×7
156:2(pangkat 2) ×3×23

fpb:3
kpk:2(pangkat 2) × 3(pangkat 2) ×5×7×23
:6980