Jack owns a small restraunt called best burgers

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

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