¿Qué es una ecuación cuadrática?
Solving Quadratics by Square Roots and Factoring

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•
Mathematics
•
9th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Una ecuación cuadrática es una ecuación polinómica de segundo grado que tiene la forma ax² + bx + c = 0, donde a, b y c son constantes y a ≠ 0.
2.
FLASHCARD QUESTION
Front
¿Cómo se resuelve una ecuación cuadrática por la raíz cuadrada?
Back
Para resolver una ecuación cuadrática de la forma x² = k, se toma la raíz cuadrada de ambos lados, resultando en x = ±√k.
3.
FLASHCARD QUESTION
Front
Resuelve: k² - 6 = 43
Back
k = ±7
4.
FLASHCARD QUESTION
Front
Resuelve: 5b² - 4 = 41
Back
b = ±3
5.
FLASHCARD QUESTION
Front
Resuelve: x² + 3x - 4 = 0
Back
x = 1, x = -4
6.
FLASHCARD QUESTION
Front
¿Qué significa 'no hay solución real'?
Back
Significa que la ecuación no tiene soluciones en el conjunto de los números reales, a menudo ocurre cuando se intenta tomar la raíz cuadrada de un número negativo.
7.
FLASHCARD QUESTION
Front
Resuelve: 3x² = -60
Back
No hay solución real.
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