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Let T1 , T2 be two tangents drawn from (-2, 0) onto the circle C : x2 + y2 = 1 .(1) Determine the circles touching C and having T1 , T2 as their pair of tangents.(2) Further, find the equations of all possible common tangents to these circles, when taken two at a time. NEED NOT EXPLAIN PART(1) BUT PLSS EXPLAIN PART(2)

Let T1 , T2 be two tangents drawn from (-2, 0) onto the circle C : x2 + y2 = 1 .(1) Determine the
circles touching C and having T1 , T2 as their pair of tangents.(2) Further, find the equations of all
possible common tangents to these circles, when taken two at a time.
NEED NOT EXPLAIN PART(1) BUT PLSS EXPLAIN PART(2)

Grade:11

1 Answers

Arun Kumar IIT Delhi
askIITians Faculty 256 Points
7 years ago
Hi
for the second part you have a formulae for that
I hope you know notation i used its the most common notation.

Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty

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