f(x) = x3 - 9x2 + 24x - 20. 1. What is the y-intercept of f? 2. Find f'(x) 3. Calculate any critical point of f 4. write down any intervals of increase 5 write down any intervals of decrease 6. use these intervals to classify the critical points

f(x) = x3 - 9x2 + 24x - 20. 1. What is the y-intercept of f? 2. Find f'(x) 3. Calculate any critical point of f 4. write down any intervals of increase 5 write down any intervals of decrease 6. use these intervals to classify the critical points

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

ChapterP: Prerequisites

SectionP.6: Analyzing Graphs Of Functions

Problem 6ECP: Find the average rates of change of f(x)=x2+2x (a) from x1=3 to x2=2 and (b) from x1=2 to x2=0.

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Question

Let f(x) = x³ - 9x² + 24x - 20.

1. What is the y-intercept of f?

2. Find f'(x)

3. Calculate any critical point of f

4. write down any intervals of increase

5 write down any intervals of decrease

6. use these intervals to classify the critical points

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