9. Which of the following statements are true about the polynomial below * 1 point given that x=3 is a zero? Given: f(x) = x³ + x² − 2bx - 3b Statements: I. ¹ (-1/2) = b ƒ (1/2) II. III. IV. (+4) is a factor II and III (x+2) (x + 2) is a factor I and IV = 0 II and IV = 0 I and III
9. Which of the following statements are true about the polynomial below * 1 point given that x=3 is a zero? Given: f(x) = x³ + x² − 2bx - 3b Statements: I. ¹ (-1/2) = b ƒ (1/2) II. III. IV. (+4) is a factor II and III (x+2) (x + 2) is a factor I and IV = 0 II and IV = 0 I and III
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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FYI This is a practice test so it does not violate the honour code.

Transcribed Image Text:9. Which of the following statements are true about the polynomial below
given that x=3 is a zero?
Given:
f(x) = x³ + x² − 2bx - 3b
Statements:
I.
II.
III.
IV.
ƒ (-1/2)
ƒ ( ²1 )
II and III
(x + 2) is a factor
(x + 4) is a factor
I and IV
= 0
II and IV
OI and III
0
*
1 point
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