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Ejercicios resueltos de Cálculo - Universidad de Málaga

Ejercicios resueltos de Cálculo - Universidad de Málaga

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Integración 330<br />

d)<br />

e)<br />

se termina el cálculo:<br />

<br />

x 3 e x dx = x 3 e x − 3x 2 e x <br />

+ 6<br />

<br />

x 5 sen x 3 dx. Consi<strong>de</strong>rando:<br />

se obtiene <br />

<br />

x3 dx<br />

3√ . Consi<strong>de</strong>rando:<br />

9 − x2 se tiene que:<br />

<br />

x 3 dx<br />

3√ 9 − x 2<br />

xe x dx<br />

<br />

= x 3 e x − 3x 2 e x + 6xe x − 6<br />

e x dx<br />

= x 3 e x − 3x 2 e x + 6xe x − 6e x = (x 3 − 3x 2 + 6x − 6)e x<br />

x 5 sen x 3 dx = − 1<br />

3 x3 cos x 3 + 1<br />

<br />

3<br />

f(x) = x3 f ′ (x) = 3x2 g ′ (x) = x2 sen x3 g(x) = −1 3 cos x3<br />

3x 2 cos x 3 dx = − 1<br />

3 x3 cos x 3 + 1<br />

sen x3<br />

3<br />

f(x) = x 2 f ′ (x) = 2x<br />

g ′ (x) = x(9 − x 2 ) −1/3 g(x) = − 3<br />

4 (9 − x2 ) 2/3<br />

= −3<br />

4 x2 (9 − x 2 ) 2/3 + 3<br />

<br />

4<br />

2x(9 − x 2 ) 2/3<br />

= − 3<br />

4 x2 (9 − x 2 ) 2/3 − 9<br />

20 (9 − x2 ) 5/3 = − 1<br />

20 (6x2 + 81) (9 − x 2 ) 3<br />

<strong>Ejercicios</strong> <strong>resueltos</strong> <strong>de</strong> <strong>Cálculo</strong>. c○Agustín Valver<strong>de</strong>

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