यदि \(r_1=4\), \(r_2=6\) और \(r_n=2r_{n-1}-r_{n-2}+n\) है, तो \(r_5\) का मान क्या होगा?

If \(r_1=4\), \(r_2=6\), and \(r_n=2r_{n-1}-r_{n-2}+n\), what is the value of \(r_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. चौंतीस(34)

Step 1

Concept

\(r_3=11\), \(r_4=20\), and \(r_5=34\). In exams, do not change the order of the older term being subtracted.

Step 2

Why this answer is correct

The correct answer is B. चौंतीस / (34). \(r_3=11\), \(r_4=20\), and \(r_5=34\). In exams, do not change the order of the older term being subtracted.

Step 3

Exam Tip

\(r_3=11\), \(r_4=20\) और \(r_5=34\) मिलता है। परीक्षा में घटाए जाने वाले पुराने पद का क्रम न बदलें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(r_1=4\), \(r_2=6\) और \(r_n=2r_{n-1}-r_{n-2}+n\) है, तो \(r_5\) का मान क्या होगा? / If \(r_1=4\), \(r_2=6\), and \(r_n=2r_{n-1}-r_{n-2}+n\), what is the value of \(r_5\)?

Correct Answer: B. चौंतीस / (34). Explanation: \(r_3=11\), \(r_4=20\) और \(r_5=34\) मिलता है। परीक्षा में घटाए जाने वाले पुराने पद का क्रम न बदलें। / \(r_3=11\), \(r_4=20\), and \(r_5=34\). In exams, do not change the order of the older term being subtracted.

Which concept should I revise for this Mathematics MCQ?

\(r_3=11\), \(r_4=20\), and \(r_5=34\). In exams, do not change the order of the older term being subtracted.

What exam hint can help solve this Mathematics question?

\(r_3=11\), \(r_4=20\) और \(r_5=34\) मिलता है। परीक्षा में घटाए जाने वाले पुराने पद का क्रम न बदलें।