F.2 Maths "Inequalities"(請列式)
6. The difference between two integers is 5, and their sum is less than 49. Find the largest value of the smaller integer. Let a<bb-a=5
a+b<49
寫好條式之後其實冇難度
自己試下先啦 Let a
火中有火 發表於 3-4-2012 18:21 http://www.nakuz.com/bbs/images/common/back.gif
問左老師了 thx~ y+(y+5) ㄑ 49
2y ㄑ44
y ㄑ22
so,largest number is 21
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