1. Prove that r(qZt} = reX, Zt} - reX) when C(Zt} c C(X, Z2). 2. Prove that...

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1. Prove that r(qZt} = reX, Zt} - reX) when C(Zt} c C(X, Z2).

2. Prove that qZ2Z~C2 is positive definite.

3. Prove (6).

4. Prove (7).

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1. Prove that r(qZt} = reX, Zt} - reX) when C(Zt} c C(X, Z2). 2. Prove that...

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