1.(3根号2-2根号3)(3根号2+2根号3)
=(3根号2)²-(2根号3)²
=9*2-4*3
=18-12
=6
2.-8立方根的绝对值-(3分之根号5-根号6)的0次方*根号(-2)4次方
=2-1*4
=2-4
=-2