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24ç›´æ’网 / ƒšã‚¤ãƒ³æ•™æŽˆ1- -1×-1×-1×-12025-02-23
- sinθ+cosθ=tanθ+12025-02-23
- a²+b²+c²=12025-02-23
- cosα2+cosβ2+cosγ2=12025-02-23
- -1×-1×-12025-02-23
- cosπ+isinπ=-12025-02-23
- cosπ/11cos2π/11cos3π/112025-02-23
- -1×-1×-1×-12025-02-23
- sinθ+cosθ=tanθ+12025-02-23
- a²+b²+c²=12025-02-23
- cosα2+cosβ2+cosγ2=12025-02-23
- -1×-1×-12025-02-23
- cosπ+isinπ=-12025-02-23
- cosπ/11cos2π/11cos3π/112025-02-23