Let I be a unit matrix of order 6. Let A=(a_{ij}) be a square matrix of order 6 such that a_{ij}=\\begin{array}{cc}1{ &\end{array},\if i+j=7;0{,},\if i+j\neq7 then (\A(adj\A)\A^{-})\A^2=

TS EAMCET 11-Sep-2020 Shift 2 Solved Paper

Section: Mathematics

Question : 4 of 160

Marks: +1, -0

Let I be a unit matrix of order 6. Let A=(aij) be a square matrix of order 6 such that
aij={

1,	if‌i+j=7
0,	if‌i+j≠7

then (A(adjA)A−)A2=

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1,	if	i+j=7
0,	if	i+j≠7