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la parabola

Authored by Rossmery Guisela Mamani Ayca

Mathematics

12th Grade

Used 4+ times

la parabola
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5 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 x2=4(y3)x^2=4(y–3)  ¿Cuáles son las coordenadas del vértice de la parábola? 

 V(0;0)V\left(0;0\right)  

 V(0;1)V\left(0;1\right)  

 V(3;0)V\left(3;0\right)  

 V(0;3)V\left(0;3\right)  

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 y2=12xy^2=12x  ¿Cuáles son las coordenadas del foco de la parábola?

 F(3;4)F\left(3;\text{4}\right)  

 F(3;0)F\left(3;0\right)  

 F(0;3)F\left(0;3\right)  

 F(0;0)F\left(0;0\right)  

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 (y2)2=32(x+5)(y–2)^2=32(x+5)  

¿Cuál es la ecuación de la directriz de la parábola?

 x=13x=-13  

 y=2y=2  

 y=10y=-10  

 x=3x=3  

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 y2+6y+6x+39=0y^2+6y+6x+39=0  

¿Cuál es la longitud del lado recto de la parábola cuya ecuación es?

 LR=2LR=2  

 LR=3LR=3  

 LR=5LR=5  

 LR=6LR=6  

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

La ecuación de la parábola con vértice en (3, 2) y directriz L: x – 5 = 0 es:

y2+8x4y20=0y^2+8x–4y–20=0

y2+4y+20=0y^2+4y+20=0

y2+x2y10=0y^2+x–2y–10=0

y24x+8y10=0y^2–4x+8y–10=0

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