Teachoo Quiz

Maths Sequences and Series Class 11 MCQ and Assertion Questions

Short Quiz · Class 11 · Maths · CBSE

Preparing for CBSE

Chapter 8 Class 11 Sequences and Series | 5 questions | about 4 minutes

Practise Sequences and Series Class 11 with Teachoo's Short Quiz (Class 11 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 5
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Question 1 of 5

The value of \(\displaystyle \sum_{k=1}^{5}(2k-1)\) is

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Question 2 of 5

A culture initially contains \(50\) bacteria. Its population becomes three times after every \(2\) hours. How many bacteria will be present after \(8\) hours?

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Question 3 of 5

The first four terms of the sequence whose \(n^{\text{th}}\) term is \(a_n=3n-2\) are

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Question 4 of 5

If \(a_n=\dfrac{n-2}{3}\), then \(a_8\) is

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Question 5 of 5

A sequence is defined recursively by \(a_1=2\) and \(a_n=2a_{n-1}+1\) for \(n\ge 2\). The value of \(a_4\) is

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