यदि \(Q_1=2\), \(Q_2=5\) और \(Q_n=Q_{n-1}+2Q_{n-2}+n\) है, तो \(Q_5\) का मान क्या होगा?

If \(Q_1=2\), \(Q_2=5\), and \(Q_n=Q_{n-1}+2Q_{n-2}+n\), what is the value of \(Q_5\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. पचपन(55)

Step 1

Concept

\(Q_3=12\), \(Q_4=26\), and \(Q_5=55\). In exams, do not forget to double the second previous term.

Step 2

Why this answer is correct

The correct answer is A. पचपन / (55). \(Q_3=12\), \(Q_4=26\), and \(Q_5=55\). In exams, do not forget to double the second previous term.

Step 3

Exam Tip

\(Q_3=12\), \(Q_4=26\) और \(Q_5=55\) है। परीक्षा में दूसरे पिछले पद को दोगुना करना न भूलें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(Q_1=2\), \(Q_2=5\) और \(Q_n=Q_{n-1}+2Q_{n-2}+n\) है, तो \(Q_5\) का मान क्या होगा? / If \(Q_1=2\), \(Q_2=5\), and \(Q_n=Q_{n-1}+2Q_{n-2}+n\), what is the value of \(Q_5\)?

Correct Answer: A. पचपन / (55). Explanation: \(Q_3=12\), \(Q_4=26\) और \(Q_5=55\) है। परीक्षा में दूसरे पिछले पद को दोगुना करना न भूलें। / \(Q_3=12\), \(Q_4=26\), and \(Q_5=55\). In exams, do not forget to double the second previous term.

Which concept should I revise for this Mathematics MCQ?

\(Q_3=12\), \(Q_4=26\), and \(Q_5=55\). In exams, do not forget to double the second previous term.

What exam hint can help solve this Mathematics question?

\(Q_3=12\), \(Q_4=26\) और \(Q_5=55\) है। परीक्षा में दूसरे पिछले पद को दोगुना करना न भूलें।