If plq-r)x+q (-p)x+rp-q) = 0 has equal roots, then prove that ² = 1,1 9 Pr pr

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter1: Equations And Inequalities
Section1.4: Quadratic Equations
Problem 10SC
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If plg-r)x+q (r-p)x+r(p-q) = 0 has equal roots, then
2 11
pr
prove that
9
q
Transcribed Image Text:If plg-r)x+q (r-p)x+r(p-q) = 0 has equal roots, then 2 11 pr prove that 9 q
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