Question

help me get the general solution please.

y'' - 3y' -4y=30e^{4x}

Answer 1

D2-3D-4=0 -> D=-1 , 4
so e-x & e4x are homo solutions.
Yp=Axe4x then find a

Answer 2

A

Answer 3

A=10
so y=c1e-x+c2e4x+10xe4x

Answer 4

no c1-5=c !!!

Answer 5

looks like college math to me

Answer 6

exactly

Answer 7

exactly

Answer 8

what class is that

Answer 9

diffeerential equation

Answer 10

took is 2 yrs ago but i will try to help you, where are you stuck?

Answer 11

in determining the coefficient . i keep on getting zero.