असमानता \(\frac{x-1}{3}\ge 2\) का हल कौन सा है?
What is the solution of the inequality \(\frac{x-1}{3}\ge 2\)?
Explanation opens after your attempt
Correct Answer
A. \(x\ge 7\)
Concept
Since (3) is positive, the sign does not change, and \(x-1\ge6\) gives \(x\ge7\). In exams first check the sign of the denominator.
Why this answer is correct
The correct answer is A. \(x\ge 7\). Since (3) is positive, the sign does not change, and \(x-1\ge6\) gives \(x\ge7\). In exams first check the sign of the denominator.
Exam Tip
(3) धनात्मक है, इसलिए चिह्न नहीं बदलेगा और \(x-1\ge6\) से \(x\ge7\)। परीक्षा में हर का चिह्न पहले देखें।
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