题目

现定义两种运算“” “”。对于任意两个整数,,,则6【8(35)】的结果是                           (     )A.60B.70C.112D.69 答案:A解析:略Happiness and success often come to those_______are good at recognizing their own strengths.A.whomB.whatC.whichD.who
数学 试题推荐