In Problems 21-30, determine L-¹{F}. 6s²-13s +2 21. F(s) = s(S-1) (s-6) s+11 22. F(s) = = 23. F(s) = = 24. F(s) (S-1) (s+3) 5s² + 34s +53 (s+3)²(s+1) 7s² - 41s +84 (S-1) (s²-4s +13)

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