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{Q7/30 If }A=(a_{ij}) be a square matrix of order }n and }a_{ij}=(-1)^in_{C_i}x_i}{{}^nC_j, if }n is odd, then trace of }A is equal to |
| Answer» {Q7/30 If }A=(a_{ij}) be a square matrix of order }n and }a_{ij}=(-1)^in_{C_i}x_i}{{}^nC_j, if }n is odd, then trace of }A is equal to | |