"x" (units: g/L) is the concentration of salt in a homemade soap maker. It changes as a function of time (units: minutes) according the equation: dx = 37.5- 3.5x dt At an initial time (t = 0), the salt concentration is 50 g/L. What is the salt concentration after 3

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Required Concepts: Solving simple ODEs by identifying appropriate boundary conditions

Problem 3
"x" (units: g/L) is the concentration of salt in a homemade soap maker. It changes as a function
of time (units: minutes) according the equation:
dx
37.5-3.5x
dt
At an initial time (t= 0), the salt concentration is 50 g/L. What is the salt concentration after 3
minutes?
Transcribed Image Text:Problem 3 "x" (units: g/L) is the concentration of salt in a homemade soap maker. It changes as a function of time (units: minutes) according the equation: dx 37.5-3.5x dt At an initial time (t= 0), the salt concentration is 50 g/L. What is the salt concentration after 3 minutes?
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