Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Let 
be a symmetric matrix of order 
with integer entries. If the sum of the diagonal elements of 
is 
then the possible number of such matrices is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
b JEE Main 2021
for infinite solution
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