असमानता (7-2x>1) का हल क्या है?
What is the solution of the inequality (7-2x>1)?
Explanation opens after your attempt
A. (x<3)
Concept
From (7-2x>1) we get (-2x>-6) and dividing by (-2) gives (x<3). The sign reverses during negative division.
Why this answer is correct
The correct answer is A. (x<3). From (7-2x>1) we get (-2x>-6) and dividing by (-2) gives (x<3). The sign reverses during negative division.
Exam Tip
(7-2x>1) से (-2x>-6) मिलता है और (-2) से भाग देने पर (x<3) होगा। ऋणात्मक भाग में चिन्ह पलटता है।
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