用计算器计算下列各式的值 (1)tan23° (2)tan86.5°
问题描述:
用计算器计算下列各式的值 (1)tan23° (2)tan86.5°
答
tan23° =0.42447481620960474202353206294252
tan86.5°=16.349855476099672353845580070771