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The equation of the normal to the curve ...

The equation of the normal to the curve `x^(2)=4y` at (1,2) is

A

2x+y+4=0

B

2x+y-4=0

C

2x-y+4=0

D

2x-y-4=0

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-PARABOLA-EXERCISE 1 A
  1. The equation of the tangent to the parabola y^(2)=8x inclined at 30^(@...

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  2. The equation to the normal to the parabola y^(2)=4x at (1,2) is

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  3. The equation of the normal to the curve x^(2)=4y at (1,2) is

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  4. The line x+y= 6 is a normal to the parabola y^(2)=8x at the point

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  5. The equation of the normal at the end of latusrectum in the fourth qua...

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  6. The equation of the tangent to the parabola y^(2)=8x and which is para...

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  7. The equation of the tangent to the parabola y^(2)=16x and perpendicul...

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  8. If the line x+y+2 =0 touches the parabola y^(2)=kx then k=

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  9. Find the value of k if the line 2y=5x+k is a tangent to the parabola y...

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  10. If x+y+k=0 is a tangent to the parabola x^(2)=4y then k=

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  11. The straight line x+y touches the parabola y=x-x^(2) then k =

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  12. The line y=2x+k is a normal to the parabola y^(2)=4x then k=

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  13. The line y=xsqrt(2)+lambda is a normal to the parabola y^(2)=4x then l...

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  14. Let x+y=k be a normal to the parabola y^(2)=12x . If p is the length o...

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  15. The point of contact of 2x-y+2 =0 to the parabola y^(2)=4ax is

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  16. The point of contact of x-2y+4a=0 to the parabola y^(2)=4ax is

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  17. The line 4x+6y+9 =0 touches the parabola y^(2)=4ax at the point

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  18. The point on the curve y^(2)=x the tangent at which makes an angle of ...

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  19. The tangent to y^(2)=ax makes an angle 45^(@) with x-axis . Then its ...

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  20. The condition that the line lx+my+n=0 to touch the parabola y^(2)=4ax ...

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