Solving Quadratics by Square Roots and Factoring

Flashcard
•
Mathematics
•
9th - 10th Grade
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es una ecuación cuadrática?
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.
Tags
CCSS.HSA-REI.B.4B
3.
FLASHCARD QUESTION
Front
Resuelve: k² - 6 = 43
Back
k = ±7
Tags
CCSS.8.EE.A.2
4.
FLASHCARD QUESTION
Front
Resuelve: 5b² - 4 = 41
Back
b = ±3
Tags
CCSS.8.EE.A.2
5.
FLASHCARD QUESTION
Front
Resuelve: x² + 3x - 4 = 0
Back
x = 1, x = -4
Tags
CCSS.HSA-REI.B.4B
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.
Tags
CCSS.HSA.REI.A.2
7.
FLASHCARD QUESTION
Front
Resuelve: 3x² = -60
Back
No hay solución real.
Tags
CCSS.8.EE.A.2
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