Pope Christensen
01/14/2024 · Primary School
\[ f(x)=-20+15 x+5 x^{2} \] ¿Cuál(es) de las siguientes afirmaciones es (son) verdadera(s), con respecto a \( f \) ? I) Su gráfico intersecta al eje \( x \) en los puntos \( (-4,0) \) y \( (1,0) \). II) Su gráfico tiene como eje de simetria a la recta \( x=-\frac{3}{2} \). III) Su valor máximo es \( -\frac{25}{4} \). A) Solo I B) Solo IIX C) Solo I y II D) Solo I y III E) I, II y III
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Las afirmaciones I, II y III son verdaderas. La respuesta correcta es E) I, II y III.
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