Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Engineering Mathematics Linear Algebra Matrix Algebra
The trace of the matrix
\(\left(\begin{array}{lll} 2 & 1 & 0 \\ 0 & 2 & 0 \\ 0 & 0 & 3 \end{array}\right)^{20} \)
is
1
720
2
220 + 320
3
2 · 220 + 320
4
220 + 320 + 1
5
Question Not Attempted