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What is ( ( -\infty,-5]\cup[-5,\infty) ) equal to on the number line?संख्या रेखा पर ( ( -\infty,-5]\cup[-5,\infty) ) किसके बराबर है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ( \mathbb{R} )( \mathbb{R} )
Together the two intervals cover the entire number line including ( -5 ). A union includes all shaded parts.दोनों अंतराल मिलकर ( -5 ) सहित पूरी संख्या रेखा को ढकते हैं। संघ में सभी छायांकित भाग शामिल होते हैं।
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