असमानता (2x-7<5) का सही हल कौन सा है?
What is the correct solution of the inequality (2x-7<5)?
Explanation opens after your attempt
A. (x<6)
Concept
From (2x-7<5), we get (2x<12), hence (x<6). Dividing by positive (2) does not reverse the sign.
Why this answer is correct
The correct answer is A. (x<6). From (2x-7<5), we get (2x<12), hence (x<6). Dividing by positive (2) does not reverse the sign.
Exam Tip
(2x-7<5) से (2x<12) और इसलिए (x<6) मिलता है। धनात्मक (2) से भाग देने पर चिन्ह नहीं बदलता।
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