Toán Lớp 6: cho a = 2 mũ 3 ; b = 3 mũ 2 . 5 mũ 2; c = 2.5
thì ƯLCN(a,b,c) là j vậy anh?
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Toán Lớp 6: cho a = 2 mũ 3 ; b = 3 mũ 2 . 5 mũ 2; c = 2.5
thì ƯLCN(a,b,c) là j vậy anh?
Comments ( 2 )
a = $2^3$ = 8
b = $3^2$ x $5^2$ = 9 x 25 = 225
c = 2 x 5 = 10
Vậy ƯCLN ( a, b, c ) = 1
a=2³=8
b=3²×5²=9×25=225
c=2×5=10
a,b,c không có ước chung
Vậy ƯCLN (a,b,c)=1