Let
M
=
[
2
3
1
1
]
\displaystyle {M}={\left[\begin{array}{cc} {2}&{3}\\{1}&{1}\end{array}\right]}
M
=
[
2
1
3
1
]
M
−
1
=
\displaystyle {M}^{{-{1}}}=
M
−
1
=
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Question 6
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Enter each element of the matrix as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)