Find the marginal profit at x=6 by g...d. Find the marginal profit at x = 6.per itemc. Find and interpret the instantaneous rate of change of profit with respect to the number of items produced v$ 2800 per itemWhat does this result mean? Choose the correct answer below.A. When 4 items are sold, the profit is increasing at the rate of $ 2800 per item.ⒸB. When items are sold for $the profit is increasing at the rate of $4 per item.OC. When items are sold for $the profit is decreasing at the rate of $4 per item.OD. When 4 items are sold, the profit is decreasing at the rate of $per item.implete Suppose that the total profit in hundreds of dollars from selling x items is given by P(x) = 4x² - 4x + 7. Complete parts a through d below.BETERa. Find the average rate of change of profit as x changes from 4 to 6.$3600 per itemb. Find the average rate of change of profit as x changes from 4 to 5.$ 3200 per itemc. Find and interpret the instantaneous rate of change of profit with respect to the number of items produced when x = 4. (This number is called the marginal profit at x = 4.)$ 2800 per itemWhat does this result mean? Choose the correct answer below.A. When 4 items are sold, the profit is increasing at the rate of $ 2800 per item.the profit is increasing at the rate of $4 per item.B. When items are sold for $OC. When items are sold for Sthe profit is decreasing at the rate of $4 ner itemMV.. (L.) More

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d. Find the marginal profit at x = 6. per item 69

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter12: Quadratic Functions

Section12.8: Joint And Combined Variation

Problem 8P

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Question

Find the marginal profit at x=6

Suppose that the total profit in hundreds of dollars from selling x items is given by P(x) = 4x² - 4x + 7. Complete parts a through d below.
BETER
a. Find the average rate of change of profit as x changes from 4 to 6.
$3600 per item
b. Find the average rate of change of profit as x changes from 4 to 5.
$ 3200 per item
c. Find and interpret the instantaneous rate of change of profit with respect to the number of items produced when x = 4. (This number is called the marginal profit at x = 4.)
$ 2800 per item
What does this result mean? Choose the correct answer below.
A. When 4 items are sold, the profit is increasing at the rate of $ 2800 per item.
the profit is increasing at the rate of $4 per item.
B. When items are sold for $
OC. When items are sold for S
the profit is decreasing at the rate of $4 ner item
M
V
.. (L.) More

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