Solve the inequality (a) (r – 1)(r +2) < 0 (b) (r - 4)(r+5) >0 (c) 9- <0 시

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter3: Multi-step Equations And Inequalities
Section: Chapter Questions
Problem 8PTTS
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3. Solve the inequality
(a) (x – 1)(x + 2) < 0
(b) (r – >0
4)(x+5)
(c) 9- 2 <0
Transcribed Image Text:3. Solve the inequality (a) (x – 1)(x + 2) < 0 (b) (r – >0 4)(x+5) (c) 9- 2 <0
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