suppose a,b,c,d are positive numbers and (a/b) < (c/d), show that
(a/b) < (a+c)/(b+d) < (c/d)
inequality
2008-03-16 7:23 pm
回答 (1)
2008-03-16 7:44 pm
✔ 最佳答案
As follows~~~As follows~~~
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參考: Myself~~~
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