11- The volume of water in a tank is modeled by the function y = 1.15 x^3 - 0.1 x^2 +2 where x is the number of minutes after the faucet filling the tank is turned on. (a) What is the y-intercept of the graph ? (b) what does it represent in this context?

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities