
Las rectas de tu vida
Mathematics
University
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11 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Halle ecuación Vectorial. Contiene los puntos (6,-3,10) y (-1,-3,-5).
(X-6,Y+3,Z-10)=t(-7,0,15)
(X-6,Y+3,Z-10)=t(-7,0,-15)
(X+6,Y-3,Z-10)=t(-7,0,-15)
(X-6,Y+3,Z-10)=t(7,-0,15)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuales son las ecuaciones de la recta?
Ec. simétrica
Ec. paramètrica
Ec. vectorial
Todas las anteriores
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dados los puntos (1,3,2) y (2,1,4). Halle la Ec. Paramètrica
X=1t+1 , Y=2t+3 , Z=2t+2
X=1t+1 , Y=-2t+3 , Z=-2t+2
X=1t+1 , Y=-2t+3 , Z=2t+2
X=-1t+1 , Y=2t+3 , Z=2t-2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Halle la Ec. Simètrica de la recta que pasa por (1,0,-2) y es perpendicular al plano que pasa por los puntos (2,-1,0), (4,1,0) y (-1,-2,0).
X-1/0 = Y+0/0 = Z+2/4 = t
X-1/0 = Y-0/0 = Z+2/4 = t
X+1/0 = Y-0/0 = Z+2/4 = t
X+1/0 = Y-0/0 = Z-2/4 = t
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Hallar la Ec. Vectorial de la recta que es paralela a los planos X-3Y+Z=0 y 2X-Y+3Z-5=0 y pasa por el punto (2,-1,5)
(X-2, y+1, z-5) = t(-8,1,5)
(X-2, y+1, z+5) = t(-8,-1,5)
(X+2, y+1, z+5) = t(-8,-1,5)
(X-2, y+1, z-5) = t(-8,-1,5)
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si Po=(2,3,4) y tiene una dirección (5,-2,1). Halle la Ecuación correcta
(X-3,Y-2,Z-8)=t(5,2,1)
X=5t+2 , Y=-2t+3, Z=t+4
X=5t+2 , Y=2t+3, Z=t-4
(X-3,T-2,Z-8)=t(-5,2,-1)
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Que tipo de ecuación era la respuesta anterior?
Ec. Vectorial
Ec. Simétrica
Ec. Paramètrica
Ninguna
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