The function f(x) = (7x + 1)e-3* has one critical number. Find it. 4 X = 21

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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### Problem Statement

The function \( f(x) = (7x + 1)e^{-3x} \) has one critical number. Find it.

### Solution

The critical number for the function is \( x = \frac{4}{21} \).

This is indicated with a correct answer symbol, confirming the solution.
Transcribed Image Text:### Problem Statement The function \( f(x) = (7x + 1)e^{-3x} \) has one critical number. Find it. ### Solution The critical number for the function is \( x = \frac{4}{21} \). This is indicated with a correct answer symbol, confirming the solution.
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