असमता \(-5x+4\leq -16\) का हल कौन सा है?
What is the solution of \(-5x+4\leq -16\)?
Explanation opens after your attempt
B. \(x\geq 4\)
Concept
From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.
Why this answer is correct
The correct answer is B. \(x\geq 4\). From \(-5x\leq -20\), we get \(x\geq 4\). Reversing the sign is necessary when dividing by a negative coefficient.
Exam Tip
\(-5x\leq -20\) से \(x\geq 4\) मिलता है। ऋणात्मक गुणांक से भाग देने पर चिन्ह पलटना आवश्यक है।
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