40- 30 20 10- -10 10 10 20 30 40 50 60 Christian is a lifeguard and spots a drowning child 60 meters along the shore and 50 meters from the shore to the child. Christian runs along the shore for a while and then jumps into the water and swims from there directly to the child. Christian can run at a rate of 4 meters per second and swim at a rate of 0.9 meters per second. How far along the shore should Christian run before jumping into the water in order to save the
40- 30 20 10- -10 10 10 20 30 40 50 60 Christian is a lifeguard and spots a drowning child 60 meters along the shore and 50 meters from the shore to the child. Christian runs along the shore for a while and then jumps into the water and swims from there directly to the child. Christian can run at a rate of 4 meters per second and swim at a rate of 0.9 meters per second. How far along the shore should Christian run before jumping into the water in order to save the
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.3: Quadratic Equations
Problem 75E
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