February 19, 2017

Homework Help: math

Posted by scooby9132002 on Sunday, June 14, 2009 at 7:08pm.

in 1920 the record for a certain race was 46.9 sec. In 1990 it was 45.5 sec. let R(t) = the record in the race and t = the number of years since 1920

what is the predicted record for 2006?

In what year will the predicted record be 44.98 seconds?

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