Question

ƯC(48,84,120) giúp giải với ạ

Answer 1

\(48=3.2^4;84=2^2.3.7;120=2^3.3.5\\ \RightarrowƯCLN\left(48;84;120\right)=2^2.3=12\\ \RightarrowƯC\left(48;84;120\right)=Ư\left(12\right)=\left\{\pm1;\pm2;\pm3;\pm4;\pm6;\pm12\right\}\)