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College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.2: Domain And Range
Problem 61SE: The cost in dollars of making x items is given by the function Cx)=10x+500. a. The fixed cost is...
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Answer c d and f
1. Given the function: f(x)=-x' – 3x? +1. Use your GDC to graph the function
(a) What is the Degree of the function and Leading coefficient, and what do they tell you?
(b) Write down the coordinates of the local minimum.
(c) Write down the coordinates of the local maximum.
(d) For what values of x is the value of f(x) increasing? Decreasing?
(e) What is the domain and range?
Working:
Answers:
(a)
(b)
(c)
(d)
(e)
Transcribed Image Text:1. Given the function: f(x)=-x' – 3x? +1. Use your GDC to graph the function (a) What is the Degree of the function and Leading coefficient, and what do they tell you? (b) Write down the coordinates of the local minimum. (c) Write down the coordinates of the local maximum. (d) For what values of x is the value of f(x) increasing? Decreasing? (e) What is the domain and range? Working: Answers: (a) (b) (c) (d) (e)
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