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The line segment joining the points (4,7...

The line segment joining the points `(4,7)` and `(-2,-1)` is diameter of a circle. If the circel intersects the X-axis at A and B, then AB is equal to

A

4

B

5

C

6

D

8

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The correct Answer is:
D
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TARGET PUBLICATION-CIRCLE AND CONICS -COMPETITIVE THINKING
  1. Consider the circel with centre at the point (1,2) and having the line...

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  2. A circel which passes through origin and cuts imtercepts on axes a and...

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  3. The line segment joining the points (4,7) and (-2,-1) is diameter of a...

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  4. If the lines 2x+3y+1=0 and 3x-y-4=0 lie along diameters of a circle ...

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  5. The lines 2x-3y=5 and 3x-4y=7 are the diameters of a circle of area 15...

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  6. The equation of circle whose centre lies on 3x - y-4 =0 and x+3y + 2=0...

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  7. The equation of the circle whose diameter lies on 2x + 3y =3 and 16 x ...

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  8. The equation of the circle which passes through the points (2,3) and (...

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  9. Find the equation of the circle whose centre is at (3,-1) and which...

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  10. (0,0) is the centre of the circle passing through the vertices of an e...

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  11. ABCD is a square, the length of whose side is a. Taking AB and AD as t...

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  12. The circle passing through the point (-1,0) and touching the y-axis at...

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  13. The length of the diameter of the circle which touches the x - axis a...

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  14. The equatio of a circel touching the coordinate axes and the line 3x -...

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  15. The equation (x-x1)(x-x2)+(y-y1)(y-y2=0 Represents a circle whose cent...

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  16. The equation of a circle whose diameter is the line joining the points...

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  17. The equation of the circle passing through the point (1,0) and (0,1) a...

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  18. The sides of a rectangle are given by x=pma and y=pmb. The equation of...

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  19. For the equation ax^(2) +by^(2) + 2hxy + 2gx + 2fy + c =0 where a n...

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  20. ax ^(2) + 2y ^(2) + 2bx y +2x -y + x=0 represents a circle through the...

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