Asked by ee

a marathoner ran the 26.2-mi New York City marathon in 2.2h. show that at least twice, the marthoner was running at exactly 11 mph
Answered by bobpursley
the average is 26.2/2.2=11.9mph

Didnt the runner have to stop and start?
Answered by ET
show that the solution has exactly one solution in the interval

x+ln(x+1)=0, 0<and equal to x <and equal to 3
Answered by Anonymous
9=0
Answered by Anonymous
12
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