(-√(3-2√2))2005次方×(√(3+2√2))2005次方
=[(-√(3-2√2))×(√(3+2√2))]2005次方
=[(-√(3-2√2)(3+2√2))]2005次方
=[-√(9-8)]2005次方
=(-1)2005次方
=-1
(-√(3-2√2))2005次方×(√(3+2√2))2005次方
=[(-√(3-2√2))×(√(3+2√2))]2005次方
=[(-√(3-2√2)(3+2√2))]2005次方
=[-√(9-8)]2005次方
=(-1)2005次方
=-1