Let {A}=(\table 2 , 1 , 1 ; 0 , 1 , 0 ; 1 , 1 , 2). If {A}^{-1}=\alpha {A}^2+\beta {A}+\gamma I, where \alpha, \beta, \gamma are real numbers and {I} is a 3 \times 3 identity matrix, then 17 \alpha+5 \beta+\gamma=

TS EAMCET 20-July-2022 Shift 1 Solved Paper

Section: Mathematics

Question : 5 of 160

Marks: +1, -0

Let A=(

). If A−1=αA2+βA+γI, where α,β,γ are real numbers and I is a 3×3 identity matrix, then 17α+5β+γ=

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