यदि \(a_1=4\) और (r=-2) है, तो पहले (5) पदों का योग क्या होगा?

If \(a_1=4\) and (r=-2), what will be the sum of the first (5) terms?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

D. (44)

Step 1

Concept

The terms are (4,-8,16,-32,64), and their sum is (44). Add signs carefully with a negative ratio.

Step 2

Why this answer is correct

The correct answer is D. (44). The terms are (4,-8,16,-32,64), and their sum is (44). Add signs carefully with a negative ratio.

Step 3

Exam Tip

पद (4,-8,16,-32,64) हैं और योग (44) है। ऋणात्मक अनुपात में चिह्नों को ध्यान से जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=4\) और (r=-2) है, तो पहले (5) पदों का योग क्या होगा? / If \(a_1=4\) and (r=-2), what will be the sum of the first (5) terms?

Correct Answer: D. (44). Explanation: पद (4,-8,16,-32,64) हैं और योग (44) है। ऋणात्मक अनुपात में चिह्नों को ध्यान से जोड़ें। / The terms are (4,-8,16,-32,64), and their sum is (44). Add signs carefully with a negative ratio.

Which concept should I revise for this Mathematics MCQ?

The terms are (4,-8,16,-32,64), and their sum is (44). Add signs carefully with a negative ratio.

What exam hint can help solve this Mathematics question?

पद (4,-8,16,-32,64) हैं और योग (44) है। ऋणात्मक अनुपात में चिह्नों को ध्यान से जोड़ें।