1/6=1/42+1/7=1/()+1/()=1/()+1/()=1/()+1/()

问题描述:

1/6=1/42+1/7=1/()+1/()=1/()+1/()=1/()+1/()

1/6=1/42+1/7=1/(24)+1/(8)=1/(12)+1/(12)=1/(18)+1/(9)