Respostas

  • Usuário do Brainly
2014-07-10T17:00:07-03:00
3x²-x+k-3=0

 \frac{c}{a} = \frac{5}{6}

 \frac{k-3}{3} = \frac{5}{6}

6(k-3)=3.5
6k-18=15
6k=15+18

6k=33
k= \frac{33}{6}

k= \frac{11}{2}
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