Question

tìm ƯCLN ( 840; 150; 990)

Answer 1

840=2³.3.5.7

150=2.3.5²

990=2.3².5.11

=>ƯCLN(840;150;990)=2.3.5=30

Answer 2

Giải: Vì: \(840=2^3.3.5.7\)

              \(150=2.3.5^2\)

              \(990=2.3^2.5.11\)

Vì: \(UCLN\left(840,150,990\right)=2.3.5=30\)

Answer 3

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