यदि (2a-3<7), तो (a) के लिए सही सीमा क्या है?
If (2a-3<7), what is the correct bound for (a)?
Explanation opens after your attempt
A. (a<5)
Concept
(2a<10) gives (a<5). Dividing by a positive coefficient does not change the sign.
Why this answer is correct
The correct answer is A. (a<5). (2a<10) gives (a<5). Dividing by a positive coefficient does not change the sign.
Exam Tip
(2a<10) से (a<5) मिलता है। धनात्मक गुणांक से भाग देने पर चिन्ह नहीं बदलता।
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