असमानता (9-3x<0) का हल क्या है?
What is the solution of (9-3x<0)?
Explanation opens after your attempt
A. (x>3)
Concept
(-3x<-9), and dividing by (-3) gives (x>3). Always reverse the sign when dividing by a negative.
Why this answer is correct
The correct answer is A. (x>3). (-3x<-9), and dividing by (-3) gives (x>3). Always reverse the sign when dividing by a negative.
Exam Tip
(-3x<-9) और (-3) से भाग देने पर (x>3) मिलता है। ऋणात्मक भाग में चिन्ह जरूर उलटें।
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