यदि (a>b) और (k<0) है तो सही कथन कौन सा है?

If (a>b) and (k<0), which statement is correct?

Explanation opens after your attempt
Correct Answer

B. (ak<bk)

Step 1

Concept

Multiplying by a negative number reverses the inequality. Therefore (ak<bk) is correct.

Step 2

Why this answer is correct

The correct answer is B. (ak<bk). Multiplying by a negative number reverses the inequality. Therefore (ak<bk) is correct.

Step 3

Exam Tip

ऋणात्मक संख्या से गुणा करने पर असमानता उलट जाती है। इसलिए (ak<bk) सही है।

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यदि (a>b) और (k<0) है तो सही कथन कौन सा है? / If (a>b) and (k<0), which statement is correct?

Correct Answer: B. (ak<bk). Explanation: ऋणात्मक संख्या से गुणा करने पर असमानता उलट जाती है। इसलिए (ak<bk) सही है। / Multiplying by a negative number reverses the inequality. Therefore (ak<bk) is correct.

Which concept should I revise for this Mathematics MCQ?

Multiplying by a negative number reverses the inequality. Therefore (ak<bk) is correct.

What exam hint can help solve this Mathematics question?

ऋणात्मक संख्या से गुणा करने पर असमानता उलट जाती है। इसलिए (ak<bk) सही है।