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Question Number 164133 by Avijit007 last updated on 14/Jan/22

Answered by cortano1 last updated on 15/Jan/22

$$A=\left[\begin{array}{c}ab\\ cd\end{array}\right];B=\left[\begin{array}{c}ef\\ gh\end{array}\right]$$$$\left[\begin{array}{c}2a+3e2b+3f\\ 2c+3g2d+3h\end{array}\right]=\left[\begin{array}{c}83\\ 76\end{array}\right]$$$$\left[\begin{array}{c}a+eb+g\\ c+fd+h\end{array}\right]=\left[\begin{array}{c}31\\ 33\end{array}\right]$$$$2a+3e=82d+3h=6$$$$2a+2e=62d+2h=6$$$$e=2;a=1h=0,d=3$$$$\{\begin{array}{l}2b+3f=3\\ 2c+3g=7\end{array}\{\begin{array}{l}b+g=1\\ c+f=3\end{array}$$

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