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If x=t^(2) and y=2t then equation of the...

If `x=t^(2)` and `y=2t` then equation of the normal at `t=1` is

A

x+y-3=0

B

x+y-1=0

C

x+y+1=0

D

x+y+3=0

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The correct Answer is:
A
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TARGET PUBLICATION-APPLICATIONS OF DERIVATIVES-COMPETITIVE THINKING
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  4. The equation of normal of x^2+y^2-2x+4y-5=0 at (2,1) is

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  5. The equation to the tangent to (x/a)^n + (y/b)^n = 2 at (a,b)

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  8. IF the slope of the tangent to the circle S=x^2+y^2-13=0 at (2,3) is m...

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  9. The normal to the curve x=a(cos theta + theta sin theta), y=a(sin thet...

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  10. The normal to the curve y=x^2-x+1 drawn at the points with the absciss...

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  11. The normal to the curve x^(2)+2xy-3y^(2)=0, at (1,1)

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  12. The sum of the intercepts made on the axes of coordinates by any tange...

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  13. Let P be any point on the curve x^(2//3)+y^(2//3)=a^(2//3). Then the...

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  15. The angle between the curves y=sin x and y = cos x, 0 lt x lt (x)/(2),...

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  16. Let y=e^(x^2) and y=e^(x^2) sin x be two given curves . Then the angle...

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  17. If the curves y^2=6x, 9x^2+by^2=16 intersect each other at right angle...

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  18. A body moves according to the formula v=l+t^2, where V is the velocity...

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