For Activities 1 through 10, a. identify the representation of the relation as nu...

For Activities 1 through 10,

a. identify the representation of the relation as numerical, algebraic, verbal, or graphical

b. state the description and units of measure for both the input and output variables,

c. indicate whether the relation is a function or not, and

d. if the relation is a function, draw an input/output diagram or, if the relation is not a function, explain why not.

S&P 500 Performance The performance on September 1 for years between 2003 and 2009 of $1000 invested in the S&P 500, adjusted for dividends and splits, is shown in the figure below