Determining minimum consumed time

Reference no: EM13126927

From a raft 50m offshore, a lifeguard wants to swim to shore and run to a snack bar 100m down the beach.

a. if the lifeguard swims at 1m/s and runs at 3m/s, express the total swimming and running time t as a function of the distance

b. find the minimum time

Reference no: EM13126927

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