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Which option gives the correct solution of (-1\le \frac{x}{2}<4)?किस विकल्प में (-1\le \frac{x}{2}<4) का हल सही है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (-2\le x<8)(-2\le x<8)
Multiplying all parts by positive (2) gives (-2\le x<8). In exams positive multiplication does not change signs.सभी भागों को धनात्मक (2) से गुणा करने पर (-2\le x<8)। परीक्षा में धनात्मक गुणा से चिह्न नहीं बदलते।
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