Express the sum using summation notation.2 + 4 + 6 + ... + 18
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The annual wheat production of a particular region can be modeled by the polynomial 
where r is the number of years since this data was first recorded. The wheat acreage harvested annually is modeled by 
Find a polynomial that represents the annual yield per acre of wheat harvested.
A. 5r2 + 2r + 5
B. r2 + 5 r + 2
C. 5r2 - 2r - 5
D. 5r2 + 2r + 
If you determine that the average height of men at your college is 70 inches based on a survey of men in you statistics class, then this would be an example of __________ statistics.
A. inferential B. population C. descriptive D. sample
Write an expression that illustrates the intermediate steps required to mentally perform the specified computation using adjustment.4768 ÷ 8
A. (4900 - 4768) ÷ 8 B. (4700 + 4768) ÷ 8 C. (4900 - 100) ÷ 8 D. (4800 - 32) ÷ 8
The management of Titan Tire Company has determined that the weekly demand and supply functions for their Super Titan tires are given by
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respectively, where p is measured in dollars and x is measured in thousands of units. Find the equilibrium quantity and price.
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A. xb = 7,000 units pb = $84 B. xb = 6,000 units pb = $69 C. xb = 6,500 units pb = $69 D. xb = 6,000 units pb = $89 E. xb = 7,000 units pb = $89