D In Problems 9-20, find a general solution. 9. y"-8y' + 7y = 0 11. z" + 10z' +25z = 0 13. y" - 2y' +26y = 0 15. y" - 3y

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D In Problems 9 20 Find A General Solution 9 Y 8y 7y 0 11 Z 10z 25z 0 13 Y 2y 26y 0 15 Y 3y 1 (41.04 KiB) Viewed 37 times

D In Problems 9-20, find a general solution. 9. y"-8y' + 7y = 0 11. z" + 10z' +25z = 0 13. y" - 2y' +26y = 0 15. y" - 3y' - 11y = 0 17. y"-y' + 7y = 0 14. y"+ 2y + 5y = 0 16. y" + 10y' + 4ly = 0 2y" + 13y'7y = 0 18. 19. y"+y" + 3y' - 5y = 0 20. y″ − y" + 2y = 0 10. y" + 4y' + 8y = 0 12. u" +7u = 0