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    				| 1. | ` f ( x ) = {{:( sinx - cos x ",", "यदि", x ne 0 ) , ( -1",","यदि", x = 0 ) :} ` की सततता की जाँच कीजिये | 
| Answer» Correct Answer - प्रत्येक ` x in R ` के लिए f सतत है | | |