College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.6: Proportion And Variation
Problem 17E: Find the constant of proportionality. y is directly proportional to x. If x=30, then y=15.
Related questions
Question
Find the solution to
x' = y - x + t
y' = y
if x(0) = 2 and y(0) = 4
x(t) = ?
y(t) = ?
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