Which choice best describes the graph of y = -x2 - x+ 6? YA -4 0 4 X -4- -8- • positive for x > -3 and x < 2 a) negative for -3 < x < 2 • increasing for x > -0.5 decreasing for x > -0.5 • positive for x < -3 and x > 2 • negative for x > 2 • increasing for x < -0.5 decreasing for x > -0.5 O b) positive for x > -3 and x < 2 c) • negative for -3 < x < 2 • increasing for x > -0.5 decreasing for x < -0.5 positive for -3 < x < 2 d) • negative for x< -3 and x > 2 • increasing for x < -0.5 • decreasing for x > -0.5

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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Question
Which choice best describes the graph of
y = -x - x+ 6?
YA
-4 0
-8-
positive for x > -3 and x < 2
a)
• negative for -3 < x < 2
• increasing for x > -0.5
• decreasing for x > -0.5
positive for x < -3 and x > 2
b)
• negative for x > 2
• increasing for x < -0.5
• decreasing for x > -0.5
• positive for x > -3 and x < 2
c)
• negative for -3 < x < 2
• increasing for x > -0.5
• decreasing for x < -0.5
positive for -3 < x < 2
d)
• negative for x< -3 and x > 2
• increasing for x < -0.5
• decreasing for x > -0.5
4.
Transcribed Image Text:Which choice best describes the graph of y = -x - x+ 6? YA -4 0 -8- positive for x > -3 and x < 2 a) • negative for -3 < x < 2 • increasing for x > -0.5 • decreasing for x > -0.5 positive for x < -3 and x > 2 b) • negative for x > 2 • increasing for x < -0.5 • decreasing for x > -0.5 • positive for x > -3 and x < 2 c) • negative for -3 < x < 2 • increasing for x > -0.5 • decreasing for x < -0.5 positive for -3 < x < 2 d) • negative for x< -3 and x > 2 • increasing for x < -0.5 • decreasing for x > -0.5 4.
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