WebIf the lines x+2ay+a=0, x+3by+b=0, x+4cy+c=0 are concurrent, then a, b, c are in Web21 aug. 2005 · 回答数: 3 件 直線群 x+2αy-2α^3 = 0 の包絡線の方程式を求めたいのです。 直線群をf(x,y,α)とおいて、fαを求めα=を求めました。 その後それを代入して求めたのですが・・・。 α=±3y/√3となりました。 しかし答えは16y^3=27x^2でした。 やり方が違うのならば、どうしてこのやり方が違うのでしょうか? それとも計算間違い? 何度やって …
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Web11 dec. 2024 · If the lines x+2ay+a=0,x+3by+b=0 and x+4cy+c=0 are concurrent, then a,b and c are in: A.P. G.P. H.P. A.G.P 111 2a3l4k a1c = Viewed by: 0 students Updated on: … Webx + 2ay + a = 0 (1) x + 3by + b = 0 (2) x + 4ay + a = 0 (3) As these lines are concurrent , so f we solve any two lines , then intersection point of these two lines will satisfy the third … mimi webb tickets london
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WebIf the line x+2ay+a=0,x+3by+b=0,x+4cy+c=0 are concurrent, then a,b,c are in. A Arithmetic Progression B Geometric Progression C Harmonic Progression D Arithmetic Geometric Progression 6. LCM of 2³ × 3² and 2² × 3³ is A 2³ B. 2³ × 3³ C. 3³ D. 2² × 3² 7. The value of the determinant is A ... Web24 mei 2015 · It is clear that the lines: x + 2 y + 3 = 0 & x + 2 y − 7 are parallel hence the forth line (side of square) must be parallel to third line: 2 x − y + 4 = 0 Hence, let the … WebWe get one times three B c minus four Bc minus one times to a c minus four A C plus one times to a b minus three A B. As zero. So this is minus B. C plus to a c minus a B. S … mimi webb tour dates 2023