sin²30°+2sin60°+tan45°-tan60°+cos²30°
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 15:48:19
sin²30°+2sin60°+tan45°-tan60°+cos²30°
sin²30°+2sin60°+tan45°-tan60°+cos²30°
sin²30°+2sin60°+tan45°-tan60°+cos²30°
1/4+√3+1-√3+3/4=2
sin²30°+2sin60°+tan45°-tan60°+cos²30°
sin²30°+2sin60°+tan45°-tan60°+cos²30°
sin²30°+2sin60°+tan45°-tan60°+cos²30°
1/4+√3+1-√3+3/4=2