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a fost răspuns

Rezolvati ecuatia :
x-1/x + x/x-1 =13/6

Răspuns :

Zindrag
(x-1)/x+x/(x-1)=13/6
inmultim cu 6x(x-1)

6(x-1)²+6x²=13x(x-1)
6x²-12x+1+6x²=13x²-13x
12x²-12x+6=13x²-13x
x²-x-6=0
(x-3)(x+2)=0
x=3 sau x=-2

Enjoy!

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