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Math You Like 09/09/2017 at 15:55a x ( b + c)=> a x b + a x c
a x ( b - c ) => a x b - a x c
Hương Yêu Dấu selected this answer.
a x ( b + c)=> a x b + a x c
a x ( b - c ) => a x b - a x c
Hương Yêu Dấu selected this answer.