Medium· Operations on matrices· +4 / −1
Let be a square matrix of order such that , for all . Then, the matrix is equal to :
Let A=pmatrix2&-1\\0&2pmatrix . If B=I-^5C_1(adjA)+^5C_2(adjA)^2--^5C_5(adjA)^5 , then the sum of all elements of the matrix B is :
JEE Mains 2022 June 29 Shift 2 · Medium
Let M=bmatrix0&-α\\ α&0bmatrix , where α is a non-zero real number and N=_k=1^49M^2k . If (I-M^2)N=-2I , then the positive integral value…
JEE Mains 2022 June 29 Shift 2 · Hard