किस अनुक्रम में सार्व अनुपात ऋणात्मक है?

Which sequence has a negative common ratio?

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

C. \(5,-10,20,-40,\ldots\)

Step 1

Concept

In \(5,-10,20,-40,\ldots\), the common ratio is (-2). A negative ratio changes the signs of terms.

Step 2

Why this answer is correct

The correct answer is C. \(5,-10,20,-40,\ldots\). In \(5,-10,20,-40,\ldots\), the common ratio is (-2). A negative ratio changes the signs of terms.

Step 3

Exam Tip

\(5,-10,20,-40,\ldots\) में सार्व अनुपात (-2) है। ऋणात्मक अनुपात से पदों के चिह्न बदलते हैं।

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किस अनुक्रम में सार्व अनुपात ऋणात्मक है? / Which sequence has a negative common ratio?

Correct Answer: C. \(5,-10,20,-40,\ldots\). Explanation: \(5,-10,20,-40,\ldots\) में सार्व अनुपात (-2) है। ऋणात्मक अनुपात से पदों के चिह्न बदलते हैं। / In \(5,-10,20,-40,\ldots\), the common ratio is (-2). A negative ratio changes the signs of terms.

Which concept should I revise for this Mathematics MCQ?

In \(5,-10,20,-40,\ldots\), the common ratio is (-2). A negative ratio changes the signs of terms.

What exam hint can help solve this Mathematics question?

\(5,-10,20,-40,\ldots\) में सार्व अनुपात (-2) है। ऋणात्मक अनुपात से पदों के चिह्न बदलते हैं।