() 6.微分方程 ^m=(e)^x 的通解为:-|||-(A) =(C)_(1)(e)^x+(C)_(2)x+(C)_(3); (B) =(C)_(1)(e)^x+(C)_(2)(x)^2+(C)_(3);-|||-(C) =(e)^x+(C)_(1)(x)^2+(C)_(2)x+(C)_(3); (D) =(e)^x+(C)_(1)(x)^3+(C)_(2)x+(C)_(3)