यदि (m>n) और (r<0), तो कौन सा विकल्प सही है?
If (m>n) and (r<0), which option is correct?
Explanation opens after your attempt
A. (mr<nr)
Concept
Multiplying by negative (r) changes (>) into (<). In exams watch for reversal in options containing (r<0).
Why this answer is correct
The correct answer is A. (mr<nr). Multiplying by negative (r) changes (>) into (<). In exams watch for reversal in options containing (r<0).
Exam Tip
ऋणात्मक (r) से गुणा करने पर (>) चिह्न (<) में बदलता है। परीक्षा में (r<0) वाले विकल्पों में उलटाव देखें।
Login to save your score, XP, coins and progress.
