संयुक्त असमानता \(-2\le 3x+1<10\) का हल कौन सा है?
What is the solution of the compound inequality \(-2\le 3x+1<10\)?
Explanation opens after your attempt
A. \(-1\le x<3\)
Concept
Subtracting (1) from all parts gives \(-3\le 3x<9\), so \(-1\le x<3\). In exams keep all three parts together in compound inequalities.
Why this answer is correct
The correct answer is A. \(-1\le x<3\). Subtracting (1) from all parts gives \(-3\le 3x<9\), so \(-1\le x<3\). In exams keep all three parts together in compound inequalities.
Exam Tip
सभी भागों से (1) घटाने पर \(-3\le 3x<9\), इसलिए \(-1\le x<3\)। परीक्षा में संयुक्त असमानता में तीनों भाग साथ रखें।
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