Ответ:
1) 1/(1-(4/5))=1/(1/5)=(1*5)/(1*1)=5
2) 1/(1+(1/4))=1/(5/4)=(1*4)/(1*5)=4/5=0,8
3) 1/(1-(1/6))=1/(5/6)=(1*6)/(1*5)=6/5=1,2
4)1/((41/9)-(29/9))=1/(12/9)=(1*9)/(1*12)=9/12=3/4=0,75
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Ответ:
1) 1/(1-(4/5))=1/(1/5)=(1*5)/(1*1)=5
2) 1/(1+(1/4))=1/(5/4)=(1*4)/(1*5)=4/5=0,8
3) 1/(1-(1/6))=1/(5/6)=(1*6)/(1*5)=6/5=1,2
4)1/((41/9)-(29/9))=1/(12/9)=(1*9)/(1*12)=9/12=3/4=0,75