Schmall, Charles Nelson. [from old catalog] · New York, D. Van Nostrand company · leaf 68
ce the linepasses through tlie two points {a, o), (o, b), its equation, by thepreceding article, is X y 1 a 0 1 =0; obi whence, X II a 0 1, as before. Query.— What must be the signs of a and 6, in order that this line maycut Quadrant I? U? HI? IV? 22. Equation in terms of slope and intercept, where… … BE Fig. 62. .-. y z= mx -{- b, the required equation. Query. —What Hue is represented by the equationx=. ny + a? 23. Equation of a line throughthe origin. Let P (x, y) be any point onthe line. I x Fig. 63. J-j y = mx
Geometry, Analytic
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
