Q7
Let, \[ A = [ array*20c 2& - 0.1 \\ 0&3 array ]\] and \[ A^ - 1 = [ array*20c 1/2& a \\ 0& b array ].\] Then (a + b) = ?
Let, {\text{A}} = \left[ {\begin{array}{*{20}{c}}
2&{ - 0.1} \\
0&3
\end{array}} \right] and {{\text{A}}^{ - 1}} = \left[ {\begin{array}{*{20}{c}}
{\frac{1}{2}}&{\text{a}} \\
0&{\text{b}}
\end{array}} \right].
Then (a + b) = ?
Then (a + b) = ?
A.
Answer
B.
C.
D.
Answer: Option A
Solution
Answer: Option A
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