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In 1920, the record for a certain race was 45.7

In 1920, the record for a certain race was 45.5 sec. In 1970, It was 44.5 sec. Let R(t)=the record in the race and t=the number
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2. asked by jess
3. 431 views
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
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2. asked by Autumn
3. 440 views
in 1920, the record for a certain race was 45.8 sec. In 1980, it was 44.6 sec. Let R(t)=the record in the race and t=the number
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2. asked by Need Help
3. 616 views
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
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2. asked by scooby9132002
3. 1,056 views
someone plz help me....In 1920 the record for a certain race was 46.6 sec. In 1950 it was 46.0 sec. let r(t)= the record in the
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2. asked by billy
3. 484 views
ok i don't get this onein 1920 the record for a certain race was 45.9 sec in 1980 it was 44.1 sec let r (T) = the record in the
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2. asked by need help please
3. 578 views
how do I solve this problem.In 1920 the record for a certain race was 445.7 sec. In 1970, it was 44.2 sec. Let R(t) = the record
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2. asked by lisa
3. 555 views
someone plz help me....In 1920 the record for a certain race was 46.6 sec. In 1950 it was 46.0 sec. let r(t)= the record in the
1. 1 answer
2. asked by billy
3. 523 views
In 1920, the record for a certain race was 46.6 sec. In 1980, it was 45.4 sec. Let R(t)= the record in the race and t = the
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2. asked by Liz
3. 450 views
In 1920, the record for a certain race was 46.6 sec. In 1980, it was 45.4 sec. Let R(t)= the record in the race and t = the
1. 1 answer
2. asked by Liz
3. 552 views