Charles asked his teammates how many hours they practiced swimming during the week. he recorded his data in the table below and used the shaded columns to calculate sample means. what is the range of the values for the sample means?
a.1
b.2
c.3.75
d.4.75

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?