(2011•江苏模拟)(1)计算:|1-3|-sin60°+(-25)0-124.
(2011•江苏模拟)(1)计算:|1-3|-sin60°+(-25)0-124.
(2010•天桥区二模)(1)计算:13+1+(3-π)0-sin60°
(2014•响水县二模)(1)计算:(12)2-2sin60°+12; &
(2011•江苏模拟)读等高线地形图,完成1~2题.
(2012•海门市一模)(1)计算:−12012+(12)−2−(tan62°+2π)0+|27−8sin60°|,
(2013•历城区二模)(1)计算:−22−12+|1−4sin60°|+(π−23)0;
计算(-根号下2)的0次幂-(3分之1)的-1次幂-|-根号下3|+2sin60°
计算:√12+|-2|-4sin60º+(√3+1)º
(2011•江苏模拟)(1)下列说法正确的是______
(2011•江苏模拟)A、选修4-1:几何证明选讲
数学计算题 题目如下(-3)²+根号12-|1-4sin60°| 竖线是绝对值 其实我主要是绝对值计算搞不清楚
(2011•江苏模拟)已知函数y=ax3+bx2,当x=1时,有极大值3;则2a+b=______.