Therefore,
                      5       0     −1       4       −2                 1      0         1
                  [(              )      (                 ) −  (              )] (       ) = 
                      0      10            −2          6                0      1         2
                                                  We are going to use the fx-991ES
                                                  calculator, to perform this
                                                  calculation,
                                                                                  5       0
                                                                 = (                  )
                                                                                  0      10
                                                                                   4        −2
                                                                = (                      )
                                                                                  −2         6
                                                  Use the following keystrokes,
                                                  (MODE)615,
        5=0=0=10=
        Now set up MatB,
        Cq(MATRIX)225
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