¿Qué es la fórmula cuadrática?

Aprendiendo con matemáticas

Quiz
•
Others
•
10th Grade
•
Hard
Majeyli Lopez
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x = (b ± 4ac) / (2√(b²))
x = (-b ± √(b² - 4ac)) / (2a)
x = (2a ± b) / √(b² - 4ac)
x = (b ± √(b² + 4ac)) / (2a)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolver para x: 2x + 3 = 11.
5
2
4
3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el valor de π (pi) con dos decimales?
3.10
3.15
3.13
3.14
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular el área de un triángulo con base de 10 cm y altura de 5 cm.
20 cm²
30 cm²
15 cm²
25 cm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es el teorema de Pitágoras?
En un triángulo rectángulo, a² - b² = c².
En cualquier triángulo, a² + b² = c².
En un triángulo rectángulo, a² + b² = c².
En un triángulo rectángulo, a + b = c.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si f(x) = 3x + 2, ¿cuál es f(4)?
10
14
16
12
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la pendiente de la recta representada por la ecuación y = 2x + 1?
2
1
3
-2
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