असमानता \(7-x\ge 2\) का सही हल कौन सा है?
Which is the correct solution of \(7-x\ge 2\)?
Explanation opens after your attempt
Correct Answer
A. \(x\le 5\)
Concept
From \(7-x\ge 2\), we get \(-x\ge -5\), and dividing by a negative gives \(x\le 5\). Reverse the sign when removing (-x).
Why this answer is correct
The correct answer is A. \(x\le 5\). From \(7-x\ge 2\), we get \(-x\ge -5\), and dividing by a negative gives \(x\le 5\). Reverse the sign when removing (-x).
Exam Tip
\(7-x\ge 2\) से \(-x\ge -5\) मिलता है और ऋणात्मक से भाग देने पर \(x\le 5\)। (-x) हटाते समय चिह्न पलटें।
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