Find the coordinates of the vertex of the following parabola algebraically. Write your answer as an left parenthesis, x, comma, y, right parenthesis(x,y) point.y, equals, minus, 3, x, squared, plus, 18, x, minus, 15y=−3x 2 +18x−15
Question
Find the coordinates of the vertex of the following parabola algebraically. Write your answer as an left parenthesis, x, comma, y, right parenthesis(x,y) point.y, equals, minus, 3, x, squared, plus, 18, x, minus, 15y=−3x 2 +18x−15
Solution
Para encontrar las coordenadas del vértice de la parábola dada por la ecuación , podemos seguir estos pasos:
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Identificar los coeficientes: La ecuación de la parábola está en la forma estándar , donde:
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Calcular la coordenada del vértice: La fórmula para la coordenada del vértice de una parábola es .
- Sustituimos los valores de y :
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Calcular la coordenada del vértice: Sustituimos en la ecuación original para encontrar :
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Escribir las coordenadas del vértice: Las coordenadas del vértice son .
Por lo tanto, las coordenadas del vértice de la parábola son .
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