Let A=[\table2,-2,-4;-1,3,4;1,-2,x] and A^2=A. If r is the rank of A, then r+x=

TS EAMCET 14-Sep-2020 Shift 2 Solved Paper

Section: Mathematics

Question : 5 of 160

Marks: +1, -0

Let A=[

] and A2=A. If r is the rank of A, then r+x=

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