Question: Define Qp = x'E-x and partition x and E as in the Appendix A7.1 on page 279. Show that Qp = Qp1 + Qp2 where

Define Qp = x'E-x and partition x and E as in

Define Qp = x'E-x and partition x and E as in the Appendix A7.1 on page 279. Show that Qp = Qp1 + Qp2 where Qp1 = X1 EnIXI, and Qp2 = (x2 - E12jix1)'([22 - 212 12) 1(x2 - 212)jix1)

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