असमानता \(-1\le \frac{x+2}{4}\le 3\) का सही संख्या रेखा अंतराल क्या है?
What is the correct number line interval for \(-1\le \frac{x+2}{4}\le 3\)?
Explanation opens after your attempt
A. ([-6,10])
Concept
Multiplying by (4) gives \(-4\le x+2\le 12\), then \(-6\le x\le 10\). Both endpoints are included.
Why this answer is correct
The correct answer is A. ([-6,10]). Multiplying by (4) gives \(-4\le x+2\le 12\), then \(-6\le x\le 10\). Both endpoints are included.
Exam Tip
(4) से गुणा करने पर \(-4\le x+2\le 12\) और फिर \(-6\le x\le 10\) मिलता है। दोनों सीमाएँ शामिल हैं।
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