R D Sharma Solutions for Chapter: Parabola, Exercise 3: MULTIPLE CHOICE QUESTIONS (MCQs)

The length of the latus-rectum of the parabola $y^2+8x-2y+17=0$ is

The vertex of the parabola $x^2+8x+12y+4=0$ is

The vertex of the parabola $(y-2{)}^2=16(x-1)$ is
 

The length of the latus-rectum of the parabola $4y^2+2x-20y+17=0$ is

The length of the latus-rectum of the parabola $x^2-4x-8y+12=0$is
 

The focus of the parabola $y=2x^2+x$ is

Which of the following points lie on the parabola $x^2=4ay?$

The equation of the parabola whose focus is $(1,-1)$ and the directrix is $x+y+7=0$ is