Question

( begin{aligned} A &=left[begin{array}{ll}1 & 2 0 & 3end{array}right] & Rightarrow f(A) &=left(left[begin{array}{ll}1 & 2 0 & 3end{array}right]right)^{2}-left[begin{array}{ll}1 & 2 0 & 3end{array}right]+left[begin{array}{ll}2 & 0 0 & 2end{array}right] Rightarrowleft[begin{array}{ll}1 & 2 0 & 3end{array}right]left[begin{array}{l}12 0end{array}right]+left[begin{array}{ll}1 & -2 0 & -1end{array}right] 7left[begin{array}{ll}1 & 8 0 & 9end{array}right]+left[begin{array}{ll}1 & -2 0 & -1end{array}right] 2left[begin{array}{ll}2 & 6 0 & 8end{array}right] end{aligned} )

# 27. If A= 0.3 is a 2x2 matrix and f(x)= x2 – x+2 is a polynomial, then what is f(A)? (a) [177 (a) 17) (0Los 5261 (©) 06 0[]

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