Răspuns :
Daca x la a 2a +1 supra xla a 2a = (x+1 spupra x)+(x+1 supra x) => 3+3= 9
Si x+1 supra x=3
Raspuns 9
X+1/X=3
X+1=3X
3X-X=1
2X=1
X=1/2
(1/2)²+1/(1/2)²=1/4+1/1/4=1+4/4*4/1=5/4*4/1=5
X+1=3X
3X-X=1
2X=1
X=1/2
(1/2)²+1/(1/2)²=1/4+1/1/4=1+4/4*4/1=5/4*4/1=5