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The slope m of a tangent through the poi...

The slope m of a tangent through the point (7,1) to the circle `x^(2)+y^2=25` satisfies the equation.

A

`12m^(2)+7m+12=0`

B

`12m^(2)-7m+12=0`

C

`12m^(2)+7m-12=0`

D

`12m^(2)-7m-12=0`

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-CIRCLES-EXERCISE II
  1. Equation of the tangent to the circle x^(2)+y^(2)-2x+4y-4=0 which is p...

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  2. Locus of point of intersection of tangents to the circle x^(2)+y^(2)=a...

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  3. The slope m of a tangent through the point (7,1) to the circle x^(2)+y...

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  4. The tangents at (5,12) and (12,-5) to the circle x^(2)+y^(2)=169 are

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  5. Tangents AB and AC are drawn to the circlex^(2)+y^(2)-2x+4y+1=0 from A...

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  6. The angle between the tangents to the circle with centre (4,5) drawn f...

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  7. Angle between tangents drawn from a points P to circle x^(2)+y^(2)-4x-...

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  8. Locus of the point of intersection of tangents to the circle x^(2)+y^...

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  9. The angle between a pair of tangents drawn from a point P to the circl...

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  10. Locus of the point of intersection of perpendicular tangents to the ci...

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  11. Locus of point of intersection of perpendicular tangents to the circle...

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  12. Locus of the point of intersection of perpendicular tangents drawn one...

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  13. Locus of the points of intersection of perpendicular tangents drawn on...

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  14. The condition that the pair of tangents drawn from origin to circle ...

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  15. If two tangents are drawn from a point on x^(2)+y^(2)=16 to the circle...

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  16. From any point on the circle x^(2)+y^(2)+2gx+2fy+c=0 tangents are draw...

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  17. Assertion (A): The director circle of x^(2)+y^(20=4 is x^(2)+y^(2)= ...

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  18. The equation of the circle withcentre at (4,3) and touching the line 5...

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  19. Numebr of circles touching all the lines x+y-1=0, x-y=1=0 and y+1=0 ar...

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  20. The number of circles that touch all the straight lines x + y = 4, x -...

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