已知角a的终边与π/3的终边相同,求在[o,2π]内与a/3终边相同的角

Question

已知角a的终边与π/3的终边相同,求在[o,2π]内与a/3终边相同的角

Answer 1

a=π/3+2kπ
a/3＋2nπ=(π/3+2kπ)/3+2nπ=π/9+2kπ/3+2nπ
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