F.5 MATHS.................................
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F.5 MATHS
2010-12-20 4:52 am
回答 (1)
2010-12-20 5:18 am
✔ 最佳答案
For situation 1 n+2n+5 < 20 =>3n < 15 => n < 5For situation 2 2n+5 < 10 => n < 2.5
Since the connection method is "or", the largest value of n can be chosen as 4 and the larger possible values of these two integers are 4 and 13 respectively even though the second condition is violated.
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https://hk.answers.yahoo.com/question/index?qid=20101219000051KK01126