If ƒ''(x) = x(x + 2)2, then the graph of f is concave up for

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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If ƒ''(x) = x(x + 2)², then the graph of ƒ is concave up for
(A) x < 0
(B) x > 0
(C) −2 < x < 0
(D) x < −2 and x > 0
(E) all real numbers
Transcribed Image Text:If ƒ''(x) = x(x + 2)², then the graph of ƒ is concave up for (A) x < 0 (B) x > 0 (C) −2 < x < 0 (D) x < −2 and x > 0 (E) all real numbers
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