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THE EQUATION OF THE PARABOLA WHOSE FOCUS IS THE ORIGIN AND THE TANGENT AT THE VERTEX IS X-Y+1=0 IS

THE EQUATION OF THE PARABOLA WHOSE FOCUS IS THE ORIGIN AND THE TANGENT AT THE VERTEX IS      X-Y+1=0 IS

Grade:12th pass

1 Answers

Kailas Daud
23 Points
5 years ago
x+y=0;x=-y  /x-y+1=0 then 2x=-1,x=-1/2 or y=1/2 A=(-1/2,1/2) then z=(-1,1)     SO,x-y+k=0  -1-1+k=0 k=+2                                    (PM)2=(PN)2
            X2+Y2+2XY-4X+4Y+4=0
 

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