- ( 2011重庆江津, 21(1),6分)()-1-∣-2∣+2sin30º +()º
- (2011重庆綦江,17,6分) 计算:|―3|―(―)++(-1)3
- (2011浙江省舟山,17,6分)计算:.
- (2011四川重庆,17(1),3分)计算:|-3|+(-1)2011×(π-3)0-+()-2
- (2011广东省,11,6分)计算:
- (2011湖南怀化,17,6分)计算:
- (2011江苏淮安,19,4分)计算:|-5|+22-(+1)0
- (2011江苏南通,19,5分)计算:22+(-1)4+(-2)0-;
- (2011四川乐山17,3分)计算:
- (2011四川凉山州,18,6分)计算:
- (2011江苏无锡,19,4分);
- (2011湖北黄石,16,7分)计算:(-2011)0+()-1--2cos600
- (2011广东肇庆,16,6分)计算:
- 的平方根是 ( )A.4B.2C.±4D.±2
- 计算:+