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The circles x^(2)+y^(2)-4x-6y-12=0 and x...

The circles `x^(2)+y^(2)-4x-6y-12=0` and `x^(2)+y^(2)+4x+6y+4=0`

A

touch externally

B

touch internally

C

intersect in two points

D

do not intersect

Text Solution

Verified by Experts

The correct Answer is:
C
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OBJECTIVE RD SHARMA ENGLISH-CIRCLES-Exercise
  1. Consider the circles x^2+(y-1)^2=9,(x-1)^2+y^2=25. They are such that ...

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  2. A circle touches the x-axis and also touches the circle with center (0...

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  3. The circles x^(2)+y^(2)-4x-6y-12=0 and x^(2)+y^(2)+4x+6y+4=0

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  4. Write the equation of the unit circle concentric with x^2+y^2-8x+4y-8=...

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  5. The point (sintheta, costheta). theta being any real number, die insid...

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  6. The range of values of theta in [0, 2pi] for which (1+ cos theta, sin ...

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  7. The range of values of a for which the point (a, 4) is outside the cir...

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  8. about to only mathematics

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  9. If the point (lambda,lambda+1) lies inside the region bounded by the c...

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  10. about to only mathematics

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  11. The abscissa of the two points A and B are the roots of the equation x...

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  12. The Cartesian equation of the plane vecr=(1+lambda-mu)hati+(2-lambda...

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  13. if y = mx is a chord of a circle of radius a and the diameter of the c...

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  14. 18. The straight lines joining the origin to the points of intersectio...

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  15. The locus of the point of intersection of the tangents to the circle x...

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  16. If the chrod of contact of tangents from a point (x(1),y(1)) to the ci...

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  17. The circle S(1) with centre C(1) ( a(1), b(1)) and radius r(1) touche...

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  18. Two vertices of an equilateral triangle are (-1,0) and (1, 0), and its...

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  19. If the sum of the coefficient in the expansion of (alpha^2x^2-2alphax+...

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  20. Tangents PT1, and PT2, are drawn from a point P to the circle x^2 +y^2...

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