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The minimum radius of the circle which i...

The minimum radius of the circle which is orthogonal with both the circles `x^2+y^2-12 x+35=0` and `x^2+y^2+4x+3=0` is (a) 4 (b) 3 (c) `sqrt(15)` (d) 1

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
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  2. If C1: x^2+y^2=(3+2sqrt(2))^2 is a circle and P A and P B are a pair o...

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  5. Suppose a x+b y+c=0 , where a ,ba n dc are in A P be normal to a fa...

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  6. Two circles of radii a and b touching each other externally, are inscr...

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  11. A(1/(sqrt(2)),1/(sqrt(2))) is a point on the circle x^2+y^2=1 and B is...

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  14. If the circle x^2+y^2+2a1x+c=0 lies completely inside the circle x^2+y...

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  15. Let A B C be a triangle right-angled at Aa n dS be its circumcircle. L...

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  17. If the length of the common chord of two circles x^2+y^2+8x+1=0 and x^...

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  18. Find the equation of the circle of minimum radius which contains the t...

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  19. The locus of the midpoint of a chord of the circle x^2+y^2=4 which sub...

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