यदि \(D_1=5\) और (D_n=3D_{n-1}-(n+1)) है, तो \(D_4\) का मान क्या होगा?

If \(D_1=5\) and (D_n=3D_{n-1}-(n+1)), what is the value of \(D_4\)?

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

B. इक्यानवे(91)

Step 1

Concept

\(D_2=12\), \(D_3=32\), and \(D_4=91\). In exams, do not forget to subtract (n+1).

Step 2

Why this answer is correct

The correct answer is B. इक्यानवे / (91). \(D_2=12\), \(D_3=32\), and \(D_4=91\). In exams, do not forget to subtract (n+1).

Step 3

Exam Tip

\(D_2=12\), \(D_3=32\) और \(D_4=91\) मिलता है। परीक्षा में (n+1) को घटाना न भूलें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(D_1=5\) और (D_n=3D_{n-1}-(n+1)) है, तो \(D_4\) का मान क्या होगा? / If \(D_1=5\) and (D_n=3D_{n-1}-(n+1)), what is the value of \(D_4\)?

Correct Answer: B. इक्यानवे / (91). Explanation: \(D_2=12\), \(D_3=32\) और \(D_4=91\) मिलता है। परीक्षा में (n+1) को घटाना न भूलें। / \(D_2=12\), \(D_3=32\), and \(D_4=91\). In exams, do not forget to subtract (n+1).

Which concept should I revise for this Mathematics MCQ?

\(D_2=12\), \(D_3=32\), and \(D_4=91\). In exams, do not forget to subtract (n+1).

What exam hint can help solve this Mathematics question?

\(D_2=12\), \(D_3=32\) और \(D_4=91\) मिलता है। परीक्षा में (n+1) को घटाना न भूलें।