Elements of analytical geometry and of the differential and integral calculus (1866)
Davies, Charles, 1798-1876 · New York, Barnes & Co. · leaf 101
chords he made parallel to the diameter^the other icill he parallel to the tangent, 1. Since the co-ordinates of the points P and P, are the same with contrary signs (Art. 8), the value of «, in Equa-tion (1), will be the same, whether we consider the tangentat P or P; hence. The tangents drawn… … First Method. Let P be the given point.On the transverse axis ^1j5,describe a semi-circumfer-ence, and through P, drawPjR perpendicular to AB^and produce it till it meetsthe circumference at P.Through P, draw a tan-gent line to the circumference of the circle, and from 7Jwhere it meets AJB…
Geometry, Analytic · Calculus
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