Mobile Enterprise IM Accounts The projected number of mobile enterprise instant messaging (IM) accounts (in millions) from 2006 through 2010 is given in the following table (t = 0 corresponds to the beginning of 2006):
Source: The Radical Group.
The projected number of mobile enterprise instant messaging account (in millions) from 2006 through 2010 is given in the table.
Use graphing calculator to find the third degree polynomial that best fits the data.
First press “ON” button on graphical calculator, press key, select option 1: Edit and press key. Then enter the given data in the columns of graphing calculator. The display shows the table as shown in Figure (1).
To sketch: The graph of the function found in part (a) in the viewing window .
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