Q3 C of 18 Page 741

Find the coordinates of the focus and the vertex, the equations of the directrix and the axis, and length of the latus rectum of the parabola :

3x2 = 8y


Given equation :


3x2 = 8y


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Comparing the given equation with parabola having an equation,


x2 = 4ay


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Focus : F(0,a)


Vertex : A(0,0) = A(0,0)


Equation of the directrix : y + a = 0


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Lenth of latusrectum :



More from this chapter

All 18 →
3 A

Find the coordinates of the focus and the vertex, the equations of the directrix and the axis, and length of the latus rectum of the parabola :

x2 = 16y


 3 B

Find the coordinates of the focus and the vertex, the equations of the directrix and the axis, and length of the latus rectum of the parabola :

x2 = 10y


 4 A

Find the coordinates of the focus and the vertex, the equations of the directrix and the axis, and length of the latus rectum of the parabola :

x2 = -8y


 4 B

Find the coordinates of the focus and the vertex, the equations of the directrix and the axis, and length of the latus rectum of the parabola :

x2 = -18y