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The length of tangent from (5,1) to the ...

The length of tangent from (5,1) to the circle `x^(2)+y^(2)+6x-4y-3=0` is

A

7

B

49

C

63

D

21

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The correct Answer is:
A
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BITSAT GUIDE-THE CIRCLE -BITSAT ARCHIVES
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  2. Find the equation of the circle circumscribing the triangle formed by ...

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  4. Find the angle between the two tangents from the origin to the circle ...

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  6. If the sum of the distance of a point P from two perpendicular lines i...

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  7. If the lines 2x-3y=5and3x-4y=7 are two diameters of a circle of radius...

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  8. Find the radius of the circle with the polar equation r^2-8r(sqrt3cost...

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  9. The centre of circle whose normals are x^(2)-2xy-3x+6y=0 is

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  10. The centres of a set of circles, each of radius 3, lie on the circle x...

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  11. If the two circles x^(2)+y^(2)-2x+22y+5=0andx^(2)+y^(2)+14x+6y+k=0 int...

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  12. The radius of the ciclle x^(2)+y^(2)+4x+6y+13=0 is

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  13. The centre of the circles x=2+3costheta,y=3sintheta-1 is

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  14. The equation to the circle with centre (2,1) and touching the line 3x ...

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  15. The condition for a line y = 2x + c to touch the circle x^(2) + y^(2) ...

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  16. Let P(x(1),y(1))andQ(x(2),y(2)) be two points such that their abscissa...

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  17. The number of common tangents to the circles x^(2)+y^(2)+2x+8y-23=0...

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  18. If x/alpha+y/beta=1 touches the circle x^2+y^2=a^2 then point (1/alpha...

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