(a-2) 2;+丨b+1丨=0,
因为(a-2) 2>=0,丨b+1丨>=0,
所以a-2=0,b+1=0
a=2,b=-1
(-a-b)的2010次方+2的8次方×(-a分之1)的9次方
=(-2+1)^2010+2^8*(-1/2)^9
=1+2^8*1/2^9
=1+1/2
3/2