parabola

the equation of the curve obtained by reflecting the curve y2=4x about the line x-y+13=0 will be ?????

2 Answers

21
tapanmast Vora ·

reflect the essential things.....

1)focus

2) ne 2 points on da DIRECTRIX.... so u get new eqn of dirctrix....

NOW U CAN GET THE PARABLO BY ITS FUNDAMENTAL DEFINITON

1357
Manish Shankar ·

or else you can take the mirror of t2,2t along that line and name it x and y and eliminate t! simple :)

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