Toán Lớp 6: Tìm ƯCLN(15, 35, 40) ; ƯCLN(12, 50) ; ƯCLN(100, 150) ; ƯCLN(48, 60, 72).
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Toán Lớp 6: Tìm ƯCLN(15, 35, 40) ; ƯCLN(12, 50) ; ƯCLN(100, 150) ; ƯCLN(48, 60, 72).
Giúp mình đi mn
Comments ( 2 )
15=3.5 35=5.7 40=2^3.5
ƯCLN(15, 35, 40)=5
b)
12=2^2.3 50=2.5^2
ƯCLN(12, 50)=2
c)
100=2^2.5^2 150=2.3.5^2
ƯCLN(100, 150)=2.5^2=50
d)
48=2^4.3 60=2^2.3.5 72=2^3.3^2
ƯCLN(48, 60, 72)=2^2.3=12