If (A=(-12,-5]) and (B=[-7,1)), what is (A\cap B) on the number line?यदि (A=(-12,-5]) और (B=[-7,1)), तो संख्या रेखा पर (A\cap B) क्या होगा?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ([-7,-5])([-7,-5])
The common part is from (-7) to (-5), and both endpoints are included. In exams, choose only the overlapping segment for intersection.साझा भाग (-7) से (-5) तक है और दोनों सिरे शामिल हैं। परीक्षा में intersection में केवल overlapping segment चुनें।
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