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One commonly used measure of inflation is the annual rate of change of the Consumer Price Index (CPI). A TV new story says that the annual rate of change of the CPI is increasing. Check all of the following that must be true. The graph of CPI is concave downward. The derivative of CPI is positive. The second derivative of CPI is negative. The second derivative of CPI is positive. The graph of CPI is concave upward. The derivative of CPI is negative.

One commonly used measure of inflation is the annual rate of change of the Consumer Price Index (CPI). A TV new story says that the annual rate of change of the CPI is increasing. Check all of the following that must be true. The graph of CPI is concave downward. The derivative of CPI is positive. The second derivative of CPI is negative. The second derivative of CPI is positive. The graph of CPI is concave upward. The derivative of CPI is negative.

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter3: The Derivative
Section3.CR: Chapter 3 Review
Problem 67CR
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One commonly used measure of inflation is the annual rate of change of the Consumer Price Index (CPI). A TV new story says that the annual rate of change of the CPI is increasing. Check all of the following that must be true. The graph of CPI is concave downward. The derivative of CPI is positive. The second derivative of CPI is negative. The second derivative of CPI is positive. The graph of CPI is concave upward. The derivative of CPI is negative.
Transcribed Image Text:One commonly used measure of inflation is the annual rate of change of the Consumer Price Index (CPI). A TV new story says that the annual rate of change of the CPI is increasing. Check all of the following that must be true. The graph of CPI is concave downward. The derivative of CPI is positive. The second derivative of CPI is negative. The second derivative of CPI is positive. The graph of CPI is concave upward. The derivative of CPI is negative.
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