(根号3-2)^2012*(根号3+2)^2013
=[(根号3-2)(根号3+2)]^2012*(根号3+2)
=[3-4]^2012*(根号3+2)
=根号3+2
面积=根号32=4根号2,一边长是2根号6,则另一边长是4根号2/(2根号6)=2根号(1/3)=2根号3/3
15.由数轴得到a-b>0,a+
(根号3-2)^2012*(根号3+2)^2013
=[(根号3-2)(根号3+2)]^2012*(根号3+2)
=[3-4]^2012*(根号3+2)
=根号3+2
面积=根号32=4根号2,一边长是2根号6,则另一边长是4根号2/(2根号6)=2根号(1/3)=2根号3/3
15.由数轴得到a-b>0,a+