यदि \(a_1=3\), \(a_2=6\) और \(a_n=a_{n-1}+a_{n-2}+2\) है तो \(a_4\) क्या होगा?

If \(a_1=3\), \(a_2=6\), and \(a_n=a_{n-1}+a_{n-2}+2\), what is \(a_4\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (19)

Step 1

Concept

\(a_3=6+3+2=11\) and \(a_4=11+6+2=19\). Exam tip: add the extra (2) at each step.

Step 2

Why this answer is correct

The correct answer is C. (19). \(a_3=6+3+2=11\) and \(a_4=11+6+2=19\). Exam tip: add the extra (2) at each step.

Step 3

Exam Tip

\(a_3=6+3+2=11\) और \(a_4=11+6+2=19\) है। अतिरिक्त (2) हर चरण में जोड़ें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=3\), \(a_2=6\) और \(a_n=a_{n-1}+a_{n-2}+2\) है तो \(a_4\) क्या होगा? / If \(a_1=3\), \(a_2=6\), and \(a_n=a_{n-1}+a_{n-2}+2\), what is \(a_4\)?

Correct Answer: C. (19). Explanation: \(a_3=6+3+2=11\) और \(a_4=11+6+2=19\) है। अतिरिक्त (2) हर चरण में जोड़ें। / \(a_3=6+3+2=11\) and \(a_4=11+6+2=19\). Exam tip: add the extra (2) at each step.

Which concept should I revise for this Mathematics MCQ?

\(a_3=6+3+2=11\) and \(a_4=11+6+2=19\). Exam tip: add the extra (2) at each step.

What exam hint can help solve this Mathematics question?

\(a_3=6+3+2=11\) और \(a_4=11+6+2=19\) है। अतिरिक्त (2) हर चरण में जोड़ें।