Family of circles , Common chord , 2 circles cutting orthogonally , Chord of contact and radial axis

These videos are intended for the students preparing for JEE 2020 who might be going through a hard time due to the corona virus outbreak . The uncertainty in the minds cannot be cleared but can in a way be eased through revision and I am most willing to help out in the matter.

About me:
I am a author of Jee related books of mathematics and am experienced in tutoring Jee aspirants for more than 25 years as of now.

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