Consider the initial value problem 25y" + 40y' + 16y = 0, y(0) = a, y'(0) = -1. Find the critical value of a that separates solutions that become negative from those that are always positive for t > 0. NOTE: Enter an exact answer. a =

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter11: Differential Equations
Section11.CR: Chapter 11 Review
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Consider the initial value problem 25y" + 40y' + 16y = 0, y(0) = a,
y'(0) = -1. Find the critical value of a that separates solutions that
become negative from those that are always positive for t > 0.
NOTE: Enter an exact answer.
a =
Transcribed Image Text:Consider the initial value problem 25y" + 40y' + 16y = 0, y(0) = a, y'(0) = -1. Find the critical value of a that separates solutions that become negative from those that are always positive for t > 0. NOTE: Enter an exact answer. a =
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