Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Considera les successions [begin mathsize 12px style bold a subscript bold n bold space bold equals bold space bold # bold an bold space bold i bold space bold b subscript bold n bold space bold equals bold space bold # bold bn bold. end style] Dona l'expressió simplificada de la resta an - bn.
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Question state: todo