If A=\left[\begin{array}{cc}1 & 2 \ 0 & 1]\end{array}, then A^n is

\left[\begin{array}{cc}1 & 2^n-2 \ 0 & 1]\end{array}

\left[\begin{array}{cc}1 & n^2 \ 0 & 1]\end{array}

\left[\begin{array}{cc}1 & 2 n \ 0 & 1]\end{array}

\left[\begin{array}{cc}1 & n^2 \ 1 & 1]\end{array}

COMEDK Exam 2018 Solved Paper

Question : 156 of 180

Marks: +1, -0

If A=[

1	2
0	1

], then An is

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1+0	2+2
0+0	0+1

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0+0	0+1

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