(i) Given that x+ 2kx + 4k - 3 = 0 has no real roots, show that k satisfies k- 4k + 3 <0. (ii) Solve the inequality k - 4k + 3 < 0.

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter1: Equations And Graphs
Section: Chapter Questions
Problem 9T: Find all real solutions. (a) x2x12=0 (b) 2x2+4x+1=0 (c) 3x3=x (d) x1/23x1/4+2=0 (e) x43x2+2=0 (f)...
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(i) Given that x+ 2kx + 4k – 3 = 0 has no real roots, show that k satisfies k-4k + 3 <0.
(ii) Solve the inequality
k2- 4k + 3 < 0.
Transcribed Image Text:(i) Given that x+ 2kx + 4k – 3 = 0 has no real roots, show that k satisfies k-4k + 3 <0. (ii) Solve the inequality k2- 4k + 3 < 0.
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