Given the function f(x) = x³ + 3x² − 45x + 8 over the interval -10 ≤ x ≤ 5, answer the following questions. (a) Find f'(x) and ƒ"(x). ƒ'(x) = f"(x) (b) Find the critical points of f. x1 = x2 = - (c) Find any inflection points of f. X =

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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ƒ (5)
=
(e) Move the points on the grid to sketch the function f.
Y
(-10, 1)
is Choose one
(-6, 1)
4
2
(1,3)
65,4)
Transcribed Image Text:ƒ (5) = (e) Move the points on the grid to sketch the function f. Y (-10, 1) is Choose one (-6, 1) 4 2 (1,3) 65,4)
Given the function f(x) = x³ + 3x² - 45x + 8 over the interval
-10 ≤ x ≤ 5, answer the following questions.
(a) Find f'(x) and f"(x).
f'(x) =
f"(x)
(b) Find the critical points of f.
x2 =
X1
=
-
=
(c) Find any inflection points of f.
X =
(d) Evaluate f at its critical points and at the endpoints of the given
interval. Identify local and global maxima and minima of f in the
interval.
f(x₁) =
f(x₂) =
ƒ(-10) =
is Choose one
is Choose one
is Choose one
Transcribed Image Text:Given the function f(x) = x³ + 3x² - 45x + 8 over the interval -10 ≤ x ≤ 5, answer the following questions. (a) Find f'(x) and f"(x). f'(x) = f"(x) (b) Find the critical points of f. x2 = X1 = - = (c) Find any inflection points of f. X = (d) Evaluate f at its critical points and at the endpoints of the given interval. Identify local and global maxima and minima of f in the interval. f(x₁) = f(x₂) = ƒ(-10) = is Choose one is Choose one is Choose one
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