Respuestas

  • Usuario de Brainly
2014-01-02T21:16:02+01:00
10x² - 23x + 12 = 0

x =  \frac{23 \frac{+}{}  \sqrt{(-23)^2-4*10*12} }{2*10}

x =  \frac{23 \frac{+}{}  \sqrt{529-480} }{2*10}

x =  \frac{23 \frac{+}{}  \sqrt{49} }{2*10}

x =  \frac{23 \frac{+}{}7}{20}

x₁ = (23 + 7)/20 = 30/20 = 3/2
x₂ = (23 - 7)/20 = 16/20 = 4/5

Solución:
x₁ = 3/2
x₂ = 4/5