tan(-41/3π)求值
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tan(-41/3π)求值
![tan(-41/3π)求值](/uploads/image/z/19890845-53-5.jpg?t=tan%EF%BC%88-41%2F3%CF%80%EF%BC%89%E6%B1%82%E5%80%BC)
解
tan(-41π/3)
=tan(π/3-42π/3)
=tan(π/3-14π)
=tan(π/3)
=√3
tan(-41π/3)
=tan(π/3-42π/3)
=tan(π/3-14π)
=tan(π/3)
=√3
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