अनुक्रम \(1,5,21,73,\ldots\) के लिए सही स्पष्ट नियम कौन-सा है?

Which explicit rule is correct for the sequence \(1,5,21,73,\ldots\)?

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

C. \(a_n=3^n-2n\)

Step 1

Concept

\(3^n-2n\) gives (1,5,21,73). In exams also test options where a linear term is subtracted from a power.

Step 2

Why this answer is correct

The correct answer is C. \(a_n=3^n-2n\). \(3^n-2n\) gives (1,5,21,73). In exams also test options where a linear term is subtracted from a power.

Step 3

Exam Tip

\(3^n-2n\) से (1,5,21,73) मिलते हैं। परीक्षा में घात में से रैखिक पद घटाकर भी विकल्प जाँचें।

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

अनुक्रम \(1,5,21,73,\ldots\) के लिए सही स्पष्ट नियम कौन-सा है? / Which explicit rule is correct for the sequence \(1,5,21,73,\ldots\)?

Correct Answer: C. \(a_n=3^n-2n\). Explanation: \(3^n-2n\) से (1,5,21,73) मिलते हैं। परीक्षा में घात में से रैखिक पद घटाकर भी विकल्प जाँचें। / \(3^n-2n\) gives (1,5,21,73). In exams also test options where a linear term is subtracted from a power.

Which concept should I revise for this Mathematics MCQ?

\(3^n-2n\) gives (1,5,21,73). In exams also test options where a linear term is subtracted from a power.

What exam hint can help solve this Mathematics question?

\(3^n-2n\) से (1,5,21,73) मिलते हैं। परीक्षा में घात में से रैखिक पद घटाकर भी विकल्प जाँचें।