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
B. (ak<bk)
Concept
Multiplying by a negative number reverses the inequality. Therefore (ak<bk) is correct.
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.
Exam Tip
ऋणात्मक संख्या से गुणा करने पर असमानता उलट जाती है। इसलिए (ak<bk) सही है।
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