Solve the equation y"+y=f(t), y(0)= 0, y'(0) = 1 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Solve the equation y" + y = f(t), y(0) = 0, y'(0) = 1
1 0<t<π/2
0
where f(t) =
F(s) =
π/2≤t<∞
a. y(t)=1-cost + sint -u(t - π/2)(1-sint)
b. y(t) = cost+u(t- π/2)(1-sint(t - π/2)
c. y(t)= 1-sint +-u(t-1/2)(1-cos(t - π/2)
d.
y(t) = sint -cost-u(t - n/2)(1-sin(t - π/2) + cos(t - π/2))
Oa
O b
O C
1-e-(π/2)s
S
Od
Transcribed Image Text:Solve the equation y" + y = f(t), y(0) = 0, y'(0) = 1 1 0<t<π/2 0 where f(t) = F(s) = π/2≤t<∞ a. y(t)=1-cost + sint -u(t - π/2)(1-sint) b. y(t) = cost+u(t- π/2)(1-sint(t - π/2) c. y(t)= 1-sint +-u(t-1/2)(1-cos(t - π/2) d. y(t) = sint -cost-u(t - n/2)(1-sin(t - π/2) + cos(t - π/2)) Oa O b O C 1-e-(π/2)s S Od
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