P(x)= x³ + 12x²-21x + 100, x ≥ 4 is an approximation to the total profit (in thousands of dollars) from the sale of x hundred thousand tires. Find the number of hundred thousands of tires that must be sold to maximize profit. OA. 7 hundred thousand B. 13 hundred thousand OC. 4 hundred thousand D. 10 hundred thousand
P(x)= x³ + 12x²-21x + 100, x ≥ 4 is an approximation to the total profit (in thousands of dollars) from the sale of x hundred thousand tires. Find the number of hundred thousands of tires that must be sold to maximize profit. OA. 7 hundred thousand B. 13 hundred thousand OC. 4 hundred thousand D. 10 hundred thousand
Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Functions
Section9.CR: Review Problem Set
Problem 13CR
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