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Consider the function f(x) = 8 + 5 21 Find the instantaneous rate of change of the function at the value x = 2. ƒ’(2) = (Round to one decimal place if needed.) = 21

Consider the function f(x) = 8 + 5 21 Find the instantaneous rate of change of the function at the value x = 2. ƒ’(2) = (Round to one decimal place if needed.) = 21

Calculus: Early Transcendentals
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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Consider the function f(x) = 8 + 5 21 Find the instantaneous rate of change of the function at the value x = 2. ƒ’(2) = (Round to one decimal place if needed.) = 21
Transcribed Image Text:Consider the function f(x) = 8 + 5 21 Find the instantaneous rate of change of the function at the value x = 2. ƒ’(2) = (Round to one decimal place if needed.) = 21
Suppose a company's revenue function (in dollars) is 31x² + 27x 2x + 2 where is the number of items sold. Find the marginal revenue when 21 items are sold. R(x) = - (Round your answer to the nearest whole number.)
Transcribed Image Text:Suppose a company's revenue function (in dollars) is 31x² + 27x 2x + 2 where is the number of items sold. Find the marginal revenue when 21 items are sold. R(x) = - (Round your answer to the nearest whole number.)
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