关于X的方程:X+1⼀X=C+1⼀C的解为X1=C,X2=1⼀C;X-1⼀X=C-1⼀C(即X+(-1)⼀X=C+(-1)⼀C)的解为X1=C,X2= -

2025-02-26 07:39:53
推荐回答(2个)
回答1:

  解:(1)猜想x+
  m
  x
  =c+
  m
  c
  (m≠0)的解是x1=c,x2=
  m
  c
  .
验证:当x=c时,方程左边=c+
  m
  c
  ,方程右边=c+
  m
  c
  ,
∴方程成立;
当x=
  m
  c
  时,方程左边=
  m
  c
  +c,方程右边=c+
  m
  c
  ,
∴方程成立;
∴x+
  m
  x
  =c+
  m
  c
  (m≠0)的解是x1=c,x2=
  m
  c
  ;

(2)由x+
  2
  x-1
  =a+
  2
  a-1
  得x-1+
  2
  x-1
  =a-1+
  2
  a-1
  ,
∴x-1=a-1,x-1=
  2
  a-1
  ,
∴x1=a,x2=
  a+1
  a-1
  .
  

回答2:

(1)原方程化为:x^2-(c+m/c)x+m=0(x不等于0)
x=(c+m/c+√(c^2+m^2/c^2+2m-4m))/2或x=(c+m/c-√(c^2+m^2/c^2+2m-4m))/2
得x1=(c+m/c+c-m/c)/2=c,x2=(c+m/c-c+m/c)/2=m/c
(2)原方程化为:x^2-(a+2/a)x+2=0(x不等于0)
同理得x1=a,x2=2/a