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What is the union of (x\le -1) and (x>-1) on the number line?संख्या रेखा पर (x\le -1) और (x>-1) का union क्या होगा?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ((-\infty,\infty))((-\infty,\infty))
Together, the two parts cover every real number. In exams, the union of complementary rays gives the whole number line.दोनों भाग मिलकर हर वास्तविक संख्या को ढक लेते हैं। परीक्षा में पूरक किरणों का union पूरी संख्या रेखा देता है।
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