Square method: x^2+8x-14=0

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Using elimination, what is -4x+2y=-12 4x+8y=-24

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