यदि \(a_1=3\), \(a_2=9\) और \(a_n=a_{n-1}+a_{n-2}+7\) है तो \(a_5\) क्या होगा?

If \(a_1=3\), \(a_2=9\), and \(a_n=a_{n-1}+a_{n-2}+7\), what is \(a_5\)?

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

A. (61)

Step 1

Concept

The terms are (3,9,19,35,61), so \(a_5=61\). Exam tip: also add (7) with the previous two terms.

Step 2

Why this answer is correct

The correct answer is A. (61). The terms are (3,9,19,35,61), so \(a_5=61\). Exam tip: also add (7) with the previous two terms.

Step 3

Exam Tip

पद (3,9,19,35,61) हैं इसलिए \(a_5=61\) है। पिछले दो पदों के साथ (7) भी जोड़ें।

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=3\), \(a_2=9\) और \(a_n=a_{n-1}+a_{n-2}+7\) है तो \(a_5\) क्या होगा? / If \(a_1=3\), \(a_2=9\), and \(a_n=a_{n-1}+a_{n-2}+7\), what is \(a_5\)?

Correct Answer: A. (61). Explanation: पद (3,9,19,35,61) हैं इसलिए \(a_5=61\) है। पिछले दो पदों के साथ (7) भी जोड़ें। / The terms are (3,9,19,35,61), so \(a_5=61\). Exam tip: also add (7) with the previous two terms.

Which concept should I revise for this Mathematics MCQ?

The terms are (3,9,19,35,61), so \(a_5=61\). Exam tip: also add (7) with the previous two terms.

What exam hint can help solve this Mathematics question?

पद (3,9,19,35,61) हैं इसलिए \(a_5=61\) है। पिछले दो पदों के साथ (7) भी जोड़ें।