carlosleo0831
carlosleo0831
20-05-2016
Mathematics
contestada
A root of x2 – 5x – 1 = 0 is
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caylus
caylus
23-05-2016
Hello,
Roots are [tex] \frac{5+\sqrt{29}}{2}\ and\ \frac{5-\sqrt{29}}{2} [/tex]
Δ=(-5)²-4*(-1)*(1)=29
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