असमानता (15-5x<0) का हल क्या है?
What is the solution of (15-5x<0)?
Explanation opens after your attempt
A. (x>3)
Concept
(-5x<-15), and dividing by (-5) gives (x>3). The sign must change when dividing by a negative.
Why this answer is correct
The correct answer is A. (x>3). (-5x<-15), and dividing by (-5) gives (x>3). The sign must change when dividing by a negative.
Exam Tip
(-5x<-15) और (-5) से भाग देने पर (x>3) मिलता है। ऋणात्मक भाग में चिन्ह अवश्य बदलता है।
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