Question

решить уровнение: 5/x-2 - 3/x+2 = 20/x^4-4

Answer 1

5/х-2-3/х+20/х ^4-4
5х+1-3х-6/(х-2)(х+2)=20/х^4-4
2х+4/(х+2)(х-2)=20/4х-4
2(х+2)/(х+2)(х-2)=5/х-1
2(х-1)=5(х+2)
2х-2=5х+10
2х-5х=10+2
-3х=12
х=-4