State the open interval where the graph is concave up. f(x) = - 6x³ - 36x² + 6x A) (-6,∞) E) (-2∞) B) (-∞, -2) F) (-∞, -3) C) (-3, ∞) G) (-∞, -1) D) (-∞, -2) U (0, ∞) H) (-∞0. -6) II (-3. ∞o)

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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State the open interval where the graph is concave up.
f(x) = -6x³ - 36x² + 6x
A) (-6,∞0)
E) (-2, 0)
B) (-∞, -2)
F) (-∞, -3)
C) (-3, ∞)
G) (-∞, -1)
D) (-∞, -2) U (0, ∞)
H) (-∞, -6) U (-3, ∞)
Transcribed Image Text:State the open interval where the graph is concave up. f(x) = -6x³ - 36x² + 6x A) (-6,∞0) E) (-2, 0) B) (-∞, -2) F) (-∞, -3) C) (-3, ∞) G) (-∞, -1) D) (-∞, -2) U (0, ∞) H) (-∞, -6) U (-3, ∞)
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