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April 1, 2015

April 1, 2015

Posted by **Anonymous** on Monday, September 20, 2010 at 7:08pm.

Let R(t)=the record in the race and t= the number of years since 1920.

a. find a linear function that fits the data.

b. Use the function in (a) to predict the record in 2003 and in 2006.

c. Find the year when the record will be 44.52 sec

- math -
**Anonymous**, Tuesday, March 25, 2014 at 11:59ama)1920t=46.3r

1970t=45.8r

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