Posted by **Autumn** on Tuesday, February 28, 2012 at 5:47pm.

In 1920, the record for a race was 46.9 seconds. In 1940 it was 46.5 seconds. Let R(t)= the record in the race and t= the number of years since 1920.

a) Find a linear function that fits data.

b)Predict the records for 2003 and 2006.

c) Year when record will be 44.90 seconds.

## Answer This Question

## Related Questions

- Intermediate Algebra - in 1920 the record for a certain race was 45.7 seconds. ...
- Math - how do I solve this problem. In 1920 the record for a certain race was ...
- math - In 1920 the record for a certain race was 46.6 sec. In 1950 it was 46.0 ...
- math - someone plz help me.... In 1920 the record for a certain race was 46.6 ...
- math plz help - someone plz help me.... In 1920 the record for a certain race ...
- Math 116 - In 1920, the record for a certain race was 45.7 sec. In 1950, it was ...
- algebra - In 1920 the record for a certain race was 46.5 seconds. in 1980 it was...
- ALGEBRA - In 1920, the record for a certain race was 46.6 sec. In 1990, it was ...
- Algebra 1 - in 1920, the record for a certain race was 45.8 sec. In 1980, it was...
- math - in 1920 the record for a certain race was 46.4 sec. In 1960 it was 45.6 ...

More Related Questions