Question

UCLN (90;225;360)

Answer 1

ta có:

90=2.3².5

225=3².5²

360=2³.3².5

Vậy ƯCLN (90;225;360)=3²=9

Answer 2

nhầm:

ta có:

90=2.3².5

225=3².5²

360=2³.3².5

Vậy ƯCLN (90;225;360)=3².5=45