Toán Lớp 6: ƯC ( 28,12)
ƯCLN (124,84)
BC (42,36)
BCNN (48,64)
BCNN (7,5,8)
ƯCLN (4,8,16
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Toán Lớp 6: ƯC ( 28,12)
ƯCLN (124,84)
BC (42,36)
BCNN (48,64)
BCNN (7,5,8)
ƯCLN (4,8,16
Comments ( 1 )
Ư(28)={1, 2, 4, 7, 14, 28
⇒ƯC(28, 12)={1, 2}
b)Ta có:
124=2².31
84=2².3.7
⇒ƯCLN(124, 84)={4}