किस विकल्प में \(-3(x+2)\ge2x-1\) का हल सही है?
Which option gives the correct solution of \(-3(x+2)\ge2x-1\)?
Explanation opens after your attempt
A. \(x\le-1\)
Concept
From \(-3x-6\ge2x-1), we get \(-5x\ge5\), so \(x\le-1\). In exams reverse the sign while dividing by a negative coefficient.
Why this answer is correct
The correct answer is A. \(x\le-1\). From \(-3x-6\ge2x-1), we get \(-5x\ge5\), so \(x\le-1\). In exams reverse the sign while dividing by a negative coefficient.
Exam Tip
\(-3x-6\ge2x-1\) से \(-5x\ge5\), इसलिए \(x\le-1\)। परीक्षा में ऋणात्मक गुणांक से भाग देते समय चिह्न उलटें।
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