17.lf the derivative of a function f(x) is given by f'(x) = 4x³ + 4x + 6, find the number of inflection points on the graph of f(x). (A)0 (B) 1 (C) 2 (D) 3 (E) cannot be determined.

Calculus: Early Transcendentals
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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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**Problem 17: Analyzing Inflection Points**

Given a derivative of a function \( f(x) \) expressed as \( f'(x) = 4x^3 + 4x + 6 \), your task is to determine the number of inflection points on the graph of \( f(x) \).

**Options:**

- (A) 0
- (B) 1
- (C) 2
- (D) 3
- (E) cannot be determined

**Explanation:**
To find the number of inflection points, you need to examine the second derivative of the function \( f(x) \), \( f''(x) \), since inflection points occur where \( f''(x) = 0 \) and changes sign. 

**Steps to Solve:**
1. Compute the second derivative, \( f''(x) \), from the given \( f'(x) \).
2. Solve \( f''(x) = 0 \) to find critical points for possible inflection points.
3. Analyze the sign change of \( f''(x) \) around these critical points to confirm inflection points.

This problem assesses your understanding of calculus principles related to derivatives and inflection points.
Transcribed Image Text:**Problem 17: Analyzing Inflection Points** Given a derivative of a function \( f(x) \) expressed as \( f'(x) = 4x^3 + 4x + 6 \), your task is to determine the number of inflection points on the graph of \( f(x) \). **Options:** - (A) 0 - (B) 1 - (C) 2 - (D) 3 - (E) cannot be determined **Explanation:** To find the number of inflection points, you need to examine the second derivative of the function \( f(x) \), \( f''(x) \), since inflection points occur where \( f''(x) = 0 \) and changes sign. **Steps to Solve:** 1. Compute the second derivative, \( f''(x) \), from the given \( f'(x) \). 2. Solve \( f''(x) = 0 \) to find critical points for possible inflection points. 3. Analyze the sign change of \( f''(x) \) around these critical points to confirm inflection points. This problem assesses your understanding of calculus principles related to derivatives and inflection points.
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