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the focus and directrix of parabola are (0,0) and y=2x+1 then the equation of its axis is???? please give solution …......

the focus and directrix of parabola are (0,0) and y=2x+1 then the equation of its axis is????
please give solution …......

Grade:12

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
axis and directrix are perpendicular.
Hence slope of axis = – ½
 
Now axis passes  through focus (0, 0)
 
hence  y – 0 = – ½ (x – 0)
 
2y + x = 0

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