Seumas7786 Seumas7786
  • 24-04-2024
  • Mathematics
contestada

If A,B are n times n symmetric matrices, then:
1) AB=BA
2) AA⁽ᵀᵀ⁾=I
3) (AB)⁽ᵀᵀ⁾=BA
4) A=A⁻¹

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