Tangents are drawn to a unit circle centre at origin from every point on the line 2x + y = 4, then (i) Prove that chord of

Question

Tangents are drawn to a unit circle centre at origin from every point on the line 2x + y = 4, then
(i) Prove that chord of contact passes through a fixed point.
(ii) Find equation to the locus of the middle point of chord of contact.

Kunduz · Accepted Answer

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