Let M and N be two 3 × 3 non singular skew-symmetric matrices such that MN = NM. If PT denote the transpose of P, then M2N2(MTN)−1(MN−1)T is equal to
1
M2
2
N2
3
–N2
4
–M2
Let M and N be two 3 × 3 non singular skew-symmetric matrices such that MN = NM. If PT denote the transpose of P, then M2N2(MTN)−1(MN−1)T is equal to