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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter2: Linear Equations

Section: Chapter Questions

Problem 15PFA

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Tucker purchased $ 4,600 in new equipment for a catering business he estimates that the value of the equipment is reduced by 40% every two years. Tucker states that the fuction V(t)=4,600(0.4)^2t could be used to repersent the value of the equipment V, in dollars t years afterthe purchase of the new equipment explain whether the fuction tucker stated is correct and if not determine the correct fuction that could be used to find the value of the equipment purchased .
Paramount Electronics has an annual profit given by P = −100,000 + 5,000q − 0.25q2 dollars, where q is the number of laptop computers it sells each year. The number of laptop computers it can make and sell each year depends on the number n of electrical engineers Paramount employs, according to the equation q = 30n + 0.01n2. Use the chain rule to find dP dn n = 40 . HINT [See Example 4.] (Round your answer to the nearest whole number.) dP dn n = 40 = Interpret the result. At an employment level of engineers, Paramount will increase its profit at a rate of $ per additional engineer hired.
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Paramount Electronics has an annual profit given by P = −100,000 + 5,000q − 0.25q2 dollars, where q is the number of laptop computers it sells each year. The number of laptop computers it can make and sell each year depends on the number n of electrical engineers Paramount employs, according to the equation q = 30n + 0.01n2. Use the chain rule to find dP/dn n=30 HINT [See Example 4.] (Round your answer to the nearest whole number.) dP/dn = ______ n=30 Interpret the result. At an employment level of ____________ engineers, Paramount will increase its profit at a rate of $__________ per additional engineer hired.

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Given the replacement value x = -3, find the value of 3x x+6 O 3 O -1 -3 C