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6.下列哪一個數不是不等式-3x-7≦3-x 的解?(A)-6 (B)1.7 (C)-3.14 (D)0
問題詳情
6.下列哪一個數不是不等式-3x-7≦3-x 的解?
(A)-6
(B)1.7
(C)-3.14
(D)0
參考答案
用户評論
【
LOCUD
】評論
-3x-7≦3-x -10 ≦ 2x-5 ≦ x故(A) -6 不符合
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5. =a+b,若 a 為正整數且 0<b<1,則 a=?(A)2499 (B)2500 (C)2450 (D)2449
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