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En los ejemplos anteriores se integraron paso a paso algunas funciones, pero esto se puede simplificar, al igual que<br />

se pueden realizar varias operaciones para poder facilitar la integración, como se muestra en los siguientes ejemplos:<br />

1.<br />

2.<br />

3.<br />

4.<br />

5.<br />

6.<br />

�<br />

�<br />

( 6x<br />

( 5x<br />

BLOQUE 1<br />

3<br />

2<br />

� 3x<br />

�<br />

4<br />

6x<br />

8)<br />

dx �<br />

4<br />

3x<br />

�<br />

2<br />

� 8x<br />

� cte.<br />

3 4 3 2<br />

� x � x � 8x<br />

� cte.<br />

2 2<br />

� 4)(<br />

x � 4)<br />

dx ��<br />

2<br />

3 2 �5x � 20x<br />

� 4x<br />

�16�<br />

4<br />

3<br />

dx<br />

5x<br />

�<br />

4<br />

20x<br />

�<br />

3<br />

4x<br />

�<br />

2<br />

�16x<br />

� cte.<br />

5 4 20 3 2<br />

� x � x � 2x<br />

�16x<br />

� cte.<br />

4 3<br />

� 1 3<br />

� � 1<br />

�<br />

� � � 9x<br />

� 4x<br />

� 4 dx � � � 3x<br />

x 2<br />

�<br />

�<br />

� x<br />

� � x<br />

� �<br />

�<br />

�<br />

�<br />

( 3x<br />

( 5x<br />

� Ln<br />

� Ln<br />

2<br />

�x� 2 �9x � 42x<br />

� 49�<br />

3x<br />

5x<br />

� �<br />

� 1 2<br />

3 5<br />

2<br />

�x� � � x � 4x<br />

� cte.<br />

x<br />

�2<br />

2<br />

� 7)<br />

dx ��<br />

dx<br />

3 2<br />

9x<br />

42x<br />

� � � 49x<br />

� cte.<br />

3 2<br />

3 2<br />

� 3x<br />

� 21x<br />

� 49x<br />

� cte.<br />

3<br />

� 1)<br />

dx ��<br />

�<br />

�<br />

x 2<br />

( e � 5csc<br />

�1<br />

3 2<br />

�125x � 75x<br />

� 15x<br />

� 1�<br />

125x<br />

4<br />

125x<br />

4<br />

x)<br />

dx<br />

�<br />

� 5x<br />

� 4�<br />

dx<br />

�<br />

2<br />

dx<br />

4 3 2<br />

75x<br />

15x<br />

� � � 1x<br />

� cte.<br />

3 2<br />

4<br />

3 15 2<br />

� 25x<br />

� x � x � cte.<br />

2<br />

x<br />

�e<br />

� 5 cot<br />

�x� � cte.<br />

2<br />

� 4x<br />

� cte.<br />

41

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