dy The CF of the differential equation 3- dt? +27y = 0 is +18- dt a) CF =e*(c,x+c,) b) CF = e* (c,t+c2) c) CF = e"(c,t+c) d) y = e** O d) O a) O b)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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d²y
The CF of the differential equation 3-
dy
+27y = 0 is
+18-
dt?
dt
a) CF =e*(c,x+c,)
b) CF = e* (c,t +c2)
-3t
c) CF = e*(c,t+c)
y? = e**
X+
d)
d)
a)
b)
Transcribed Image Text:d²y The CF of the differential equation 3- dy +27y = 0 is +18- dt? dt a) CF =e*(c,x+c,) b) CF = e* (c,t +c2) -3t c) CF = e*(c,t+c) y? = e** X+ d) d) a) b)
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