Questionario de matematica
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Questionario de matematica

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Questions and Answers

Qual es le equation del circulo con centro in (3, -2) e radio 5?

  • $(x + 3)^2 + (y - 2)^2 = 5$
  • $(x - 3)^2 + (y + 2)^2 = 25$ (correct)
  • $(x - 3)^2 + (y + 2)^2 = 5$
  • $(x + 3)^2 + (y - 2)^2 = 25$

    • Si le equation de un linea es $2x - 3y = 6$, qual es le equation de un linea parallel a iste e que passa per le puncto (1, 2)?

  • $3x - 2y = 8$
  • $2x - 3y = 2$ (correct)
  • $2x - 3y = -4$
  • $3x - 2y = -4$

    • Si le punctos (3, 4) e (-2, -5) es le punctos extrem del diametro de un circulo, qual es le equation del circulo?

  • $(x - 0.5)^2 + (y + 0.5)^2 = 58.5$
  • $(x + 0.5)^2 + (y - 0.5)^2 = 29.25$
  • $(x + 0.5)^2 + (y - 0.5)^2 = 58.5$
  • $(x - 0.5)^2 + (y + 0.5)^2 = 29.25$ (correct)

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