求值,sin25∏/6 cos25∏/3 tan(-4∏/3)
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/04 10:44:02
求值,sin25∏/6 cos25∏/3 tan(-4∏/3)
求值,sin25∏/6 cos25∏/3 tan(-4∏/3)
求值,sin25∏/6 cos25∏/3 tan(-4∏/3)
求值,sin25∏/6 cos25∏/3 tan(-4∏/3)
计算sin25∏/6+cos25∏/3+tan(-25∏/4)急用!
sin25π/6+cos25π/3+tan(-25π/4)
sin25派/6+cos25派/3-tan25派/4
sin25/6pai+cos25/3pai+tan(-25/4pai)
求值sin25π/6+cos25π/3+tan(-25π/4)+sin(-7π/3)×cos(-13π/6)-sin(-5π/6)×cos(-5π/3)
计算不太明白...求值sin(-1320°)*cos1110°+cos(-1020°)sin750°+tan(-405°)求值sin25π/6+cos25π/3+tan25π/4+sin7π/3*cos13π/6-cos5π/3
计算:sin25π/6+cos25π/4+tan(-25π/4)+sin(-26π/3)
sin25π/6 + cos25π/3 + tan(-25π/4)这题怎么算?
求sin25π/6+cos25π/3+tan(-25π/4)的值?
计算,sin25π/6+cos25π/3+tan(-25π/4)
Sin25派/6+Cos25派/3+tan(-25派/4) 计算题
一道很基础的三角函数化简题sin25π/6+cos25π/3+tan25π/4 化简:
sin25π/6+cos25π/3+tan25π/4等于多少?
先估计结果的符号,再进行计算sin25π/6+cos25π/3+tan(- 25π/4)
Sin35 cos25 +cos35 sin25 =
sin155°cos25°-cos25°sin25°怎么做,
sin25π/4+cos25π/3+tan(-25π/4)=