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lilMissMindset

help me get the general solution please. y'' - 3y' -4y=30e^{4x}

  • one year ago
  • one year ago

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  1. mahmit2012
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    D2-3D-4=0 -> D=-1 , 4 so e-x & e4x are homo solutions. Yp=Axe4x then find a

    • one year ago
  2. mahmit2012
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    A

    • one year ago
  3. mahmit2012
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    A=10 so y=c1e-x+c2e4x+10xe4x

    • one year ago
  4. mahmit2012
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    no c1-5=c !!!

    • one year ago
  5. surdawi
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    looks like college math to me

    • one year ago
  6. lilMissMindset
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    exactly

    • one year ago
  7. lilMissMindset
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    exactly

    • one year ago
  8. surdawi
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    what class is that

    • one year ago
  9. lilMissMindset
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    diffeerential equation

    • one year ago
  10. surdawi
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    took is 2 yrs ago but i will try to help you, where are you stuck?

    • one year ago
  11. lilMissMindset
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    in determining the coefficient . i keep on getting zero.

    • one year ago
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