What are the x,y coordinates of the lowest point of the valley and what is the elevation at that point?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter7: Exponents And Exponential Functions
Section7.5: Exponential Functions
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What are the x,y coordinates of the lowest point of the valley and what is the elevation at that point?

The elevation of a valley above sea level (in feet) is modeled by the function
f(x, y) = -2000 + 0.004(x – 1000)² + 0.001(y + 1000)2
Transcribed Image Text:The elevation of a valley above sea level (in feet) is modeled by the function f(x, y) = -2000 + 0.004(x – 1000)² + 0.001(y + 1000)2
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