
Practica Geometria Elipses etc

Quiz
•
Mathematics
•
12th Grade
•
Hard
Lester Orellana
Used 4+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Dada la recta y = -2x + 4
Escoja la descripción correcta.
pendiente = -2
y-intercept es (0, 4)
pendiente = -2
y-intercept es (4, 0)
pendiente = 2
y-intercept es (0, 4)
pendiente = 2
y-intercept es (4, 0)
2.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Dada la recta y = -2x + 4
Que pendiente debe llevar una recta paralela a esta?
pendiente = -2
pendiente = 2
pendiente = 1/2
pendiente = -1/2
Answer explanation
Rectas paralelas llevan la misma pendiente.
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dada la recta y = -2x + 4
Que pendiente debe llevar una recta perpendicular a esta?
pendiente = -2
pendiente = 2
pendiente = 1/2
pendiente = -1/2
Answer explanation
Rectas paralelas llevan la misma pendiente.
Rectas perpendiculares es el negativo recíproco.
mperpendicular = - 1/m
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
pendiente = -1/4
y-intercepto (0, 3)
pendiente = 3
y-intercepto (0, -1/4)
pendiente = -1/4
y-intercepto (3, 0)
pendiente = 3
y-intercepto (-1/4, 0)
Answer explanation
si la variable y está aislada, entonces:
el coeficiente de x = pendiente.
la constante (el número que está solo) = y-intercepto
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
mparalela = -1/4
mperpend. = +4
mparalela = -1/4
mperpend. = -4
mparalela = 3
mperpend. = -1/3
mparalela = 3
mperpend. = -3
Answer explanation
si la variable y está aislada, entonces:
el coeficiente de x = pendiente.
la constante (el número que está solo) = y-intercepto
lineas paralelas llevan la misma pendiente.
lineas perpendiculares su producto = -1
6.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Dada la ecuación 2x + 5y + 8 = 0
Cuál es la pendiente de la recta?
-2/5
2
5/2
-5/2
Answer explanation
hay que convertirla en la forma de pendiente-intercepto.
y = mx + b
7.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Cuál opción puede representar una circunferencia?
Answer explanation
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