Let f(x) = e+ln x x2 . a. Find the average rate of change of f(x) from x = 1 to x = e. b. Write an equation of the line tangent to fat x = 1. c. Find the x-coordinate of the point on fat which the tangent line to fis horizontal.

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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Let f(x)
=
e+ln x
x²
a. Find the average rate of change of f(x) from x = 1 to x = e.
b. Write an equation of the line tangent to fat x = 1.
c. Find the x-coordinate of the point on fat which the tangent line to fis horizontal.
d. Draw the graphs of y = ln x and y = x².
e. Find lim f(x). Justify your answer.
X→∞
Transcribed Image Text:Let f(x) = e+ln x x² a. Find the average rate of change of f(x) from x = 1 to x = e. b. Write an equation of the line tangent to fat x = 1. c. Find the x-coordinate of the point on fat which the tangent line to fis horizontal. d. Draw the graphs of y = ln x and y = x². e. Find lim f(x). Justify your answer. X→∞
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