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प्रश्न
Identify the following set as null set or singleton set
D = The set of all triangles having four sides
योग
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उत्तर
D = { }
∵ No triangle has four sides.
∴ D is a Null set.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Set Language - Exercise 1.2 [पृष्ठ १२]
