Mathematics, 26.07.2019 13:20 morganberry7057
Abusinessman models the number of items (in thousands) that his company sold from 1998 through 2002 as n(x) = −0.2x3 + x2 − 2x + 9 and the average price per item (in dollars) as p(x) = 0.6x + 5, where x represents the number of years since 1998. enter a polynomial r(x) that can be used to model the total revenue for this company.
Answers: 1
Mathematics, 21.06.2019 23:00
Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction
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Mathematics, 21.06.2019 23:00
Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?
Answers: 2
Mathematics, 22.06.2019 00:00
Which scenarios are most effectively explored by conducting an experiment? there is more than one correct answer. select all that apply. researchers want to study the effectiveness of a particular drug for treating migraines. they want to know which dosage of the drug yields the best results with the least side effects. to ensure fair results, the researchers want to ensure that participants and dosage administrators do not know which dosage participants receive. a teacher wants to plan a class fieldtrip and quickly determine where students prefer to go for the class fieldtrip. a car mechanic wants to know which of two engine brands makes better-performing engines. he wants to test the engines in identical situations and rate their performance in a way that can be fairly measured. a chemist studies the properties of a metal compound. she wants to know how the sample size of the metal affects its ability to conduct electricity. she wants to conduct the research in a controlled environment to minimize bias. a realty company wants to know the average income of its clients. the company wants to gather data income from current clients.
Answers: 2
Abusinessman models the number of items (in thousands) that his company sold from 1998 through 2002...
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