Question

if all. entries of 3x3 matrix A. are either o or 1 then how many diagonal matrix are possible..? ​

Answer 1

Explanation:

if if the number of possible entries of 3×3 matrix is 9 , every entry as two choices 0 or two does total number of choices is 2×2×2×2×2×2×2×2×2=29=512 hence the answers: 512