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If the equations of two circles whose ra...

If the equations of two circles whose radii are a and a' are S=0 and S'=0 , then show that the circles `S/a+(S')/(a')=0` and `S/a-(S')/(a')=0` intersect orthogonally.

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AAKASH SERIES-SYSTEM OF CIRCLES-Solved Examples
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  12. Find the equation of the circle which passes through the point (0,-3) ...

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  13. If P and Q are conjugate points w.r.t a circle S=x^2+y^2+2gx+2fy+c=0 ,...

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  14. If the equations of two circles whose radii are a and a' are S=0 and S...

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  15. Find the equation of the cirlcle which cuts orthogonally the three ci...

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