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If a!=0 and the line 2bx+3cy+4d=0 passes...

If `a!=0` and the line `2bx+3cy+4d=0` passes through the points of intersection of the parabola `y^2 = 4ax` and `x^2 = 4ay`, then

A

`d^2+(2b+3c)^2=0`

B

`d^2+(3b+2c)^2=a^2`

C

`d^2+(2b-3c)^2=0`

D

`d^2+(2b+3c)^2=a^2`

Text Solution

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The correct Answer is:
A
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  13. Normals at two points (x1,x2) and (x2,y2) of the parabola y^2=4x meet ...

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  16. C is the centre of the circle with centre (0,1) and radius unity. y=ax...

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  17. Let S be the focus of y^2=4x and a point P be moving on the curve such...

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