From points on the straight line $3 x - 4 y + 12 = 0$ , tangents are drawn to the circle $x^{2} + y^{2} = 4$ . Then, the chords of contact pass through a fixed point. The slope of the chord of the circle having this fixed point as its mid-point is

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From points on the straight line

3 x - 4 y + 12 = 0

, tangents are drawn to the circle

x^{2} + y^{2} = 4

. Then, the chords of contact pass through a fixed point. The slope of the chord of the circle having this fixed point as its mid-point is

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Question Text

From points on the straight line

3 x - 4 y + 12 = 0

, tangents are drawn to the circle

x^{2} + y^{2} = 4

. Then, the chords of contact pass through a fixed point. The slope of the chord of the circle having this fixed point as its mid-point is

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