Wade Brewer
04/09/2024 · Primary School
En las siguientes funciones cuadráticas: a) \( f(x)=-x^{2}+4 \) b) \( f(x)=x^{2}+x+1 \) c) \( f(x)=(x+4)^{2} \) d) \( f(x)=\frac{1}{2} x^{2}+2 x-6 \) Determina el vértice, máximo o mínimo, intersecciones con los ejes y esboza la parábola correspondiente señalando los elementos anteriores.
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- **a)** Vértice: \((0, 4)\), Máximo, Intersecciones: \((0, 4)\), \((2, 0)\), \((-2, 0)\)
- **b)** Vértice: \(\left(-\frac{1}{2}, \frac{3}{4}\right)\), Mínimo, Intersección: \((0, 1)\), sin intersecciones con el eje \(x\).
- **c)** Vértice: \((-4, 0)\), Mínimo, Intersecciones: \((0, 16)\), \((-4, 0)\).
- **d)** Vértice: \((-2, -8)\), Mínimo, Intersecciones: \((0, -6)\), \((2, 0)\), \((-6, 0)\).
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