Brooke is located 5 miles out from the nearest point A along a straight shoreline in her sea kayak. Hunger strikes and she wants to make it to Kono's for lunch; see picture. Brooke can paddle 5 mph and walk 10 mph. Brooke ocean kayak reaches shore here A Kono's shore /// 6 mi If she paddles along a straight line course to the shore, find an expression that computes the total time to reach lunch in terms of the location where Brooke beaches her kayak (so x = distance from A to where she lands). Be sure you remember the formula that relates Distance, Rate and Time. You're being asked for Time here. T(x) = 25 + 22 6 - 1 + 10 Find the value for æ that will minimize the total time.

Brooke is located 5 miles out from the nearest point A along a straight shoreline in her sea kayak. Hunger strikes and she wants to make it to Kono's for lunch; see picture. Brooke can paddle 5 mph and walk 10 mph. Brooke ocean kayak reaches shore here A Kono's shore /// 6 mi If she paddles along a straight line course to the shore, find an expression that computes the total time to reach lunch in terms of the location where Brooke beaches her kayak (so x = distance from A to where she lands). Be sure you remember the formula that relates Distance, Rate and Time. You're being asked for Time here. T(x) = 25 + 22 6 - 1 + 10 Find the value for æ that will minimize the total time.

Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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Question

Brooke is located 5 miles out from the nearest point A along a straight shoreline in her sea kayak. Hunger
strikes and she wants to make it to Kono's for lunch; see picture. Brooke can paddle 5 mph and walk 10
mph.
Brooke
ocean
kayak reaches shore here
A
Kono's
shore
////
6 mi
If she paddles along a straight line course to the shore, find an expression that computes the total time to
reach lunch in terms of the location where Brooke beaches her kayak (so x = distance from A to where she
lands). Be sure you remember the formula that relates Distance, Rate and Time. You're being asked for
Time here.
T(r) =
25 + 22
6-z
5
10
Find the value for æ that will minimize the total time.

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