当前学科:基础考试
  • 题目: 单选题
    已知y1(x)与y2(x)是方程y″+P(x)y′+Q(x)y=0的两个线性无关的特解,Y1(x)和Y2(x)分别是是方程y″+P(x)y′+Q(x)y=R1(x)和y″+P(x)y′+Q(x)y=R2(x)的特解。那么方程y″+P(x)y′+Q(x)y=R1(x)+R2(x)的通解应是:()

      Ac1y1+c2y2

      Bc1Y1(x)+c2Y2(x)

      Cc1y1+c2y2+Y1(x)

      Dc1y1+c2y2+Y1(x)+Y2(x)

    答案: <查看本题扣1积分>

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