Analytic geometry for colleges, universities, and technical schools (1892)
Nichols, E. W. (Edward West), 1858- · Boston [Mass.] : Leach, Shewell & Sanborn · leaf 43
truct the line 2 y — x ^ 2>.Solving with respect to y, we have, 1 , 3 2 2 Lay off BO = ^» = -. Draw BN II to OX and make it = 2; drawalso ISTP II to OY and make it = 1.^ A straight line through P and Bwill be the required locus. PTsT 1 For — = - = tan PBN = tanNB 2 BAX = s. Hence, in general, BN… … Ans. s = — — , b = 1, <^ = -^ 5. a;-22/+3 = 0. Ans. s = — , b = — , a = — 3. 6. 6aj + i-y + l = 0. Ans. s=— 12, h = —2,a=— — . 6 7. ^-^ J^V- 4. 8. 2/-1 + 2x 9. a;+2 + |- 4. Note. — a and h in the answers above denote the X-interceptand the Y-intercept, respectively. THE STRAIGHT LINE. 29 What…
Geometry, Analytic
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