MATH一問

2007-09-06 2:12 am
我想問下這些數怎計

a=1-1/1-b
b=??

回答 (2)

2007-09-06 2:15 am
✔ 最佳答案
a=1-1/(1-b)
a(1-b)=1-b-1
a-ab=-b
a=ab-b
a=b(a-1)
b=a/(a-1)//
2007-09-06 2:53 am
a=1-1/1-b
=0/1-b
=0/1


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