Determine all values of x. (if any), at which the graph of the function has a horizontal tangent. y(x)=x³+15x²+9 Write your answer as a comma separated list if more than one value of x. Question 4 Find the second derivative of the function f(t)= 31²+61-3

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...
Question
D
Determine all values of x. (if any), at which the graph of the function has a horizontal tangent.
y(x)=x³+15x²+9
Write your answer as a comma separated list if more than one value of x.
X=
Question 4
Find the second derivative of the function f(t)=
31²+61-3
Transcribed Image Text:D Determine all values of x. (if any), at which the graph of the function has a horizontal tangent. y(x)=x³+15x²+9 Write your answer as a comma separated list if more than one value of x. X= Question 4 Find the second derivative of the function f(t)= 31²+61-3
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