Mario's $15,000 car depreciates in value at a rate of 19% per year. The value, V, after t years can be modeled by the function
V = 15,000(0.81). Which function is equivalent to the original
function?
(1) V=15,000(0.9)^9t
(2) V=15,000(0.9)^2t
(3) V=15,000(0.9)^t/9
(4) V=15,000(0.9)^t/2

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next