CBSE Class 11-science Maths Sequences and Series

• an=n(n+2)
• Define sequence and real sequence?
• Define finite and infinite sequence?
• What is series?
• Define progression?
• Find the first five terms of the sequence .
• Find the 19^th term of the sequence .
• Find the first five terms of the sequence  and also find the corresponding series.
• Write the first five terms of the sequence .
• Let <a_n> be a sequence defined by . Find  

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