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Hojas de ejercicios

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(6) f(t) = (1 + e 2t ) 2<br />

(7) f(t) = 4t 2 − 5 sen 3t<br />

(8) f(t) = e t senh t<br />

(9) f(t) = sen 2t cos 2t<br />

(10) f(t) = cos t cos 2t<br />

(11) f(t) = sen t cos 2t<br />

(12) f(t) = te 10t<br />

(13) f(t) = t 3 e −2t<br />

(14) f(t) = e t sen 3t<br />

(15) f(t) = e 5t senh 3t<br />

(16) f(t) = t(e t + e 2t ) 2<br />

(17) f(t) = e −t sen 2 t<br />

(18) f(t) = (t − 1)H(t − 1)<br />

(19) f(t) = tH(t − 2)<br />

(20) f(t) = t cos 2t<br />

(21) f(t) = t 2 senh t<br />

(22) f(t) = te 2t sen 6t<br />

(23) f(t) = sen 2 t<br />

(24) f(t) = cos 2 t<br />

(25) f(t) = senh 2 t<br />

(26) f(t) = cosh 2 t<br />

25.– Demostrar las reglas <strong>de</strong> transformación dadas en la tabla <strong>de</strong> transformadas<br />

<strong>de</strong> Laplace.<br />

26.– Hallar las inversas <strong>de</strong> las transformadas que se dan a continuación:<br />

(1) F (s) = 1 s 3<br />

(s + 1)3<br />

(2) F (s) =<br />

s 4<br />

(3) F (s) = 1 s − 1 2 s + 1<br />

s − 2<br />

(4) F (s) = 1<br />

4s + 1<br />

(5) F (s) = 4s<br />

4s 2 + 1<br />

1<br />

(6) F (s) =<br />

s 2 − 16<br />

(7) F (s) = 2s − 6<br />

s 2 + 9<br />

1<br />

(8) F (s) =<br />

s 2 + 3s<br />

5

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