решите уравнение 1/x+1/(x+8)=1/3
((х+8)+х)/(х^2+8х)=1/3
(2х+8)/(х^2+8х)=1/3
2х+8=(х^2+8х)/3
3*(2х+8)=х^2+8х
6х+24=х^2+8x
x^2+2x-24=0
D=100
x1=4
x2=-6
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((х+8)+х)/(х^2+8х)=1/3
(2х+8)/(х^2+8х)=1/3
2х+8=(х^2+8х)/3
3*(2х+8)=х^2+8х
6х+24=х^2+8x
x^2+2x-24=0
D=100
x1=4
x2=-6