Analysis and Approaches HL Practice Paper Book | Page 60

8 . Prove by mathematical induction that

� n� , n � 2 .

� 2� � 3 � � ⁿ � ⁿ ( ⁿ �1 )( ⁿ �1 ) � � � � � � � � � �

, � 2� � 2� � 2�

6

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