An n x a array v is defined as follows : v [i,j] = i.j for all i. j 1 < = i < = n ,i < j =n.

An n x a array v is defined as follows : v [i,j] = i.j for all i. j 1 < = i < = n ,i < j =n. Correct Answer

প্রশ্নটি অত্যন্ত সময়সাপেক্ষ। তাই বহু নির্বাচনী (MCQ) পরীক্ষায় প্রশ্ন টি আসলে তা এড়িয়ে যাওয়াই উত্তম হবে। i এবং j এর শর্তানুসারে সম্ভাব্য সকল মান নিজের টেবিলে দেওয়া হলঃ Now, we take the sum of the first row and first column, which comes out to be zero. Similarly, we take the sum of second row and second column, third row and third column, and so on, and it is found that all have a sum equal to zero. So, the sum of all the elements in the matrix is zero. উত্তরঃ শুন্য
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