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2014-08-15T22:14:11-03:00
2/x+3 = x+1/3
x²+x+3x+3=6
x²+4x-3=0
Δ=16+12
Δ=28

x= -4 +/- 5,3 ÷ 2
x'=0.65
x''= -4.65

s{0,65}
1 5 1