F.1 math

2007-07-27 1:00 am

plz help me to do the questions,If you do not know the answer,pz answer no!Thx!

1. A and B are two consecutive numbers (B

回答 (1)

2007-07-27 1:08 am

✔ 最佳答案

If A = x, then B = x+1
therefore, there are many combinations, like
(1,2), (2,3),(3,4),(4,5) etc.

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