असमानता \(-15<-3x\le 6\) का सही संख्या रेखा हल कौन-सा है?
Which is the correct number line solution of \(-15<-3x\le 6\)?
Explanation opens after your attempt
A. \(-2\le x<5\)
Concept
Dividing by (-3) reverses both signs and gives \(-2\le x<5\). In exams fix the endpoint order after negative division.
Why this answer is correct
The correct answer is A. \(-2\le x<5\). Dividing by (-3) reverses both signs and gives \(-2\le x<5\). In exams fix the endpoint order after negative division.
Exam Tip
(-3) से भाग देने पर दोनों चिन्ह पलटते हैं और \(-2\le x<5\) मिलता है। परीक्षा में negative division के बाद endpoints का क्रम सही करें।
Login to save your score, XP, coins and progress.
