计算: | − 1 2 | + 9 − ( 2 2 ) 2 .
(11·西宁)(本小题满分7分)计算:()-3+(-2011)0-|(-2)3|.
(本题5分)(湖南湘西,17,5分)计算:
计算:│-2│-(π-3.14)0+()-1-2sin60°