Let A be a matrix such that A B is a scalar matrix where B=\left[\begin{array}{cc}1 & 2 \ 0 & 3]\end{array} and {\det}(3 A)=27. Then 3 A^{-1}+A^2= [TG EAPCET 12 May 2023 Shift 2]

\left[\begin{array}{cc}4 & -6 \ 0 & 2]\end{array}

\left[\begin{array}{cc}9 & -4 \ 0 & 3]\end{array}

\left[\begin{array}{cc}10 & -6 \ 0 & 2]\end{array}

\left[\begin{array}{cc}10 & -6 \ 0 & 4]\end{array}

TS EAMCET Engineering 12 May 2023 Shift 2 Solved Paper

Section: Mathematics

Question : 6 of 160

Marks: +1, -0

Let A be a matrix such that AB is a scalar matrix where B=[

1	2
0	3

] and det(3A)=27. Then 3A−1+A2=

[TG EAPCET 12 May 2023 Shift 2]

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