[計量] DS2-202
我想請問這題
202. 19378-!-item-!-187;#058&012570
The numbers x and y are not integers. The value of x is closest to which
integer?
(1) 4 is the integer that is closest to x + y.
(2) 1 is the integer that is closest to x - y.
答案是E
我想問的是兩式相加 應該是3/2<x<5/2
所以可以知道x接近2
選B
我的算式哪裡有問題呢？
麻煩大家指正
謝謝
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