Chord of contact
Two-dimensional geometry · Mathematics
Study notes
Q: From (7,1), tangents are drawn to x² + y² = 25. Find the chord of contact. T = 0: x(7) + y(1) − 25 = 0. Chord of contact: 7x + y = 25.
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Two-dimensional geometry · Mathematics
Q: From (7,1), tangents are drawn to x² + y² = 25. Find the chord of contact. T = 0: x(7) + y(1) − 25 = 0. Chord of contact: 7x + y = 25.