Factor 4x3 + 4x² - x - 1. O a) (x + 1)(2x + 1)(2x - 1) O b) (x + 4)(x + 1)(x - 1) O c) (x - 1)(2x - 1)(2x + 1) O d) 4(x + 4)(x - 1)2

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Factor 4x3 + 4x² - x - 1.
O a) (x + 1)(2x + 1)(2x - 1)
O b) (x + 4)(x + 1)(x - 1)
c) (x - 1)(2x - 1)(2x + 1)
O d) 4(x + 4)(x - 1)2
Transcribed Image Text:Factor 4x3 + 4x² - x - 1. O a) (x + 1)(2x + 1)(2x - 1) O b) (x + 4)(x + 1)(x - 1) c) (x - 1)(2x - 1)(2x + 1) O d) 4(x + 4)(x - 1)2
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