(1)计算:(12)−1+8+|1−2|0−2sin60°•tan60°.
(2009•黄浦区二模)计算:[2tan60°+1+(π−3)
根号下(1-2tan60°+tan^260°)-tan60°计算过程
(1)sin60°-tan45°; (2)cos60°+tan60°; (3)根号2 /2 sin45°+sin60°-
(2012•海门市一模)(1)计算:−12012+(12)−2−(tan62°+2π)0+|27−8sin60°|,
【sin30°/(sin60°-cos45°)】—(根号下(1—tan60°)²)—tan45°
(2013•历城区二模)(1)计算:−22−12+|1−4sin60°|+(π−23)0;
(2014•响水县二模)(1)计算:(12)2-2sin60°+12; &
cos60°+tan60° 2/根号2sin45°+sin60°-2cos45°
(2010•天桥区二模)(1)计算:13+1+(3-π)0-sin60°
计算:2sin60°+/-3/-根号12-(3分之1)负一
(2011•江苏模拟)(1)计算:|1-3|-sin60°+(-25)0-124.
计算 :2+|1-根号2|-tan60°+根号3减根号2分之1-根号18