असमानता \(2(3x-4)-5\ge 4x+1\) का सही हल कौन सा है?
What is the correct solution of \(2(3x-4)-5\ge 4x+1\)?
Explanation opens after your attempt
A. \(x\ge 7\)
Concept
Simplifying gives \(6x-13\ge 4x+1\), so \(2x\ge 14\) and \(x\ge 7\). While expanding brackets, multiply every term.
Why this answer is correct
The correct answer is A. \(x\ge 7\). Simplifying gives \(6x-13\ge 4x+1\), so \(2x\ge 14\) and \(x\ge 7\). While expanding brackets, multiply every term.
Exam Tip
सरल करने पर \(6x-13\ge 4x+1\), इसलिए \(2x\ge 14\) और \(x\ge 7\) मिलता है। कोष्ठक खोलते समय हर पद पर गुणा करें।
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