Find the point on the line -4x + 7y + 1 = 0 which is closest to the point (– 1, 3). %3D

PREALGEBRA
15th Edition
ISBN:9781938168994
Author:OpenStax
Publisher:OpenStax
Chapter11: Graphs
Section11.3: Graphing With Intercepts
Problem 11.48TI: Find the intercepts of the line: 3x—4y = 12.
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Find the point on the line - 4x + 7y + 1 = 0 which is closest to the point (– 1, 3).
Transcribed Image Text:Find the point on the line - 4x + 7y + 1 = 0 which is closest to the point (– 1, 3).
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10.
Cameron is a lifeguard and spots a drowning child 30 meters along the shore and 50 meters from the shore
to the child. Cameron runs along the shore for a while and then jumps into the water and swims from there
directly to the child. Cameron 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 Cameron run before jumping into the water in order to save the
child? Round your answer to three decimal places.
的的
Transcribed Image Text:40- 30- 20 10- -10 10 20 30 10. Cameron is a lifeguard and spots a drowning child 30 meters along the shore and 50 meters from the shore to the child. Cameron runs along the shore for a while and then jumps into the water and swims from there directly to the child. Cameron 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 Cameron run before jumping into the water in order to save the child? Round your answer to three decimal places. 的的
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