Let d(t) be the total number of miles Joanna has cycled, and let t represent the number of hours before stopping for a break during her ride.
So, d(4) =
. This means that after
4 hours
, Joanna
has cycled 68 miles total
.
So, d(4) =
. This means that after
4 hours
, Joanna
has cycled 68 miles total
.