sin(π-α)-cos(π+α)=根号2/3(π/2
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 15:31:01
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sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=sinα+cosα=√2/3,(π/2
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 15:31:01
sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=根号2/3(π/2
sin(π-α)-cos(π+α)=sinα+cosα=√2/3,(π/2