यदि किसी गुणोत्तर श्रेणी के पहले (4) पद (5,25,125,625) हैं, तो \(S_4\) क्या है?

If the first (4) terms of a geometric progression are (5,25,125,625), what is \(S_4\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (780)

Step 1

Concept

The sum is (5+25+125+625=780). In exams, direct addition is also fast for small (n).

Step 2

Why this answer is correct

The correct answer is C. (780). The sum is (5+25+125+625=780). In exams, direct addition is also fast for small (n).

Step 3

Exam Tip

योग (5+25+125+625=780) है। परीक्षा में छोटे (n) के लिए सीधे जोड़ना भी तेज होता है।

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यदि किसी गुणोत्तर श्रेणी के पहले (4) पद (5,25,125,625) हैं, तो \(S_4\) क्या है? / If the first (4) terms of a geometric progression are (5,25,125,625), what is \(S_4\)?

Correct Answer: C. (780). Explanation: योग (5+25+125+625=780) है। परीक्षा में छोटे (n) के लिए सीधे जोड़ना भी तेज होता है। / The sum is (5+25+125+625=780). In exams, direct addition is also fast for small (n).

Which concept should I revise for this Mathematics MCQ?

The sum is (5+25+125+625=780). In exams, direct addition is also fast for small (n).

What exam hint can help solve this Mathematics question?

योग (5+25+125+625=780) है। परीक्षा में छोटे (n) के लिए सीधे जोड़ना भी तेज होता है।