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The figure to the right shows the total sales, in thousands of dollars, from the distribution of x thousand catalogs. Find and interpret the average rate of changes of sales with respect to the number of catalogs distributed for the given changes in x. (a) 10 to 20 (b) 20 to 30 (c) 30 to 40 (d) What is happening to the average rate of change of sales as the number of catalogs distributed increases? (a) The average rate of change over 10 to 20 is (Type an integer or a simplified fraction.) Sales (in thousands) 70- 60- 50- 40- 30- 889 20- 10+ of 0 32 45 AT 61 10 20 30 40 50 60 Number (in thousands) 2

The figure to the right shows the total sales, in thousands of dollars, from the distribution of x thousand catalogs. Find and interpret the average rate of changes of sales with respect to the number of catalogs distributed for the given changes in x. (a) 10 to 20 (b) 20 to 30 (c) 30 to 40 (d) What is happening to the average rate of change of sales as the number of catalogs distributed increases? (a) The average rate of change over 10 to 20 is (Type an integer or a simplified fraction.) Sales (in thousands) 70- 60- 50- 40- 30- 889 20- 10+ of 0 32 45 AT 61 10 20 30 40 50 60 Number (in thousands) 2

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The figure to the right shows the total sales, in thousands of dollars, from the distribution of x thousand catalogs. Find and interpret the average rate of changes of sales with respect to the number of catalogs distributed for the given changes in x. (a) 10 to 20 (b) 20 to 30 (c) 30 to 40 (d) What is happening to the average rate of change of sales as the number of catalogs distributed increases? (a) The average rate of change over 10 to 20 is (Type an integer or a simplified fraction.) 70+ 60- 50- Sales (in thousands) 8 8 8 8 8 40- 30- 20- 9 10- 0- 0 32 41 47 -51 10 20 30 40 50 60 Number (in thousands)
Transcribed Image Text:The figure to the right shows the total sales, in thousands of dollars, from the distribution of x thousand catalogs. Find and interpret the average rate of changes of sales with respect to the number of catalogs distributed for the given changes in x. (a) 10 to 20 (b) 20 to 30 (c) 30 to 40 (d) What is happening to the average rate of change of sales as the number of catalogs distributed increases? (a) The average rate of change over 10 to 20 is (Type an integer or a simplified fraction.) 70+ 60- 50- Sales (in thousands) 8 8 8 8 8 40- 30- 20- 9 10- 0- 0 32 41 47 -51 10 20 30 40 50 60 Number (in thousands)
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