ECUACIONES CUADRÁTICAS
Quiz
•
Mathematics
•
9th Grade
•
Easy
RAINIER LUNA
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve la ecuación cuadrática: x² - 5x + 6 = 0.
x = 1
x = 2, x = 3
x = 4
x = 5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifica los coeficientes de la ecuación: 3x² + 2x - 8 = 0.
Coeficientes: 3 (x²), -2 (x), 8 (constante)
Coeficientes: 3 (x²), 2 (x), -8 (constante)
Coeficientes: 1 (x²), 4 (x), -5 (constante)
Coeficientes: 2 (x²), 3 (x), 8 (constante)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Grafica la función cuadrática: f(x) = x² - 4.
The graph of f(x) = x² - 4 is a straight line with a slope of 2.
The vertex of the parabola is at (2, 0) and opens downwards.
The x-intercepts of the function are at (1, 0) and (-1, 0).
The graph of f(x) = x² - 4 is a parabola opening upwards with vertex at (0, -4) and x-intercepts at (2, 0) and (-2, 0).
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aplica la fórmula cuadrática para resolver: 2x² + 3x - 5 = 0.
x1 = 0.5, x2 = -3
x1 = 2, x2 = -1
x1 = 3, x2 = -1.5
x1 = 1, x2 = -2.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Interpreta las soluciones gráficas de la función: f(x) = x² - 2x - 3.
Las soluciones gráficas son las intersecciones con el eje x en (4, 0) y (-2, 0), y el vértice en (1, -2).
Las soluciones gráficas son las intersecciones con el eje x en (3, 0) y (-1, 0), y el vértice en (1, -4).
Las soluciones gráficas son las intersecciones con el eje y en (0, 3) y (0, -1), y el vértice en (2, -5).
Las soluciones gráficas son las intersecciones con el eje x en (2, 0) y (1, 0), y el vértice en (0, -3).
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve la ecuación cuadrática: 4x² - 12x + 9 = 0.
x = 1.5
x = 0
x = 3
x = -1.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifica los coeficientes de la ecuación: x² + 6x + 9 = 0.
3, 6, 12
1, 5, 10
1, 6, 9
2, 4, 8
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