In 2012, u. s holiday sales were $569 billion, and in 2015 they were $626 billion. find a linear function s that made these data, where x is the year.

Alarge rectangle is divided into four smaller rectangles.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15