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Which number line shows the union of (x\ge 1) and (x<1)?किस संख्या रेखा में (x\ge 1) और (x<1) का union दिखेगा?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ((-\infty,\infty))((-\infty,\infty))
(x<1) and (x\ge 1) together give all real numbers. In exams, the union of complementary rays is the whole number line.(x<1) और (x\ge 1) मिलकर सभी real numbers देते हैं। परीक्षा में complementary rays का union पूरी number line होता है।
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