Analytic geometry for colleges, universities, and technical schools (1892)
Nichols, E. W. (Edward West), 1858- · Boston [Mass.] : Leach, Shewell & Sanborn · leaf 245
-j- C^ ^ ^ VA2 4- B2 + C^_ D VaJTb^Tc^ • • • (2) 230 SOLID ANALYTIC GEOMETRY. Comparing (2) with (3) of Art. 173, we see that the co-efficients of the variables are the directional cosines of someline expressed in terms of the co-ordinates of one of itspoints, and that the second member measures… … Fig. 79.Let ABC be the plane and let its equation beAce + By -f C^ = D. 1. To find the equations of the traces AB, BC, AC. The traces are the intersections of the given plane withthe co-ordinate planes ; hence, combining their equations, wehave Ax -f By + C« = D I ._ ^^ _^ j5^ _ D. Trace on XY (AB)…
Geometry, Analytic
Internet Archive · Boston College Libraries · Public Domain Mark 1.0. Free to use for anything.
