已知sinα>sinβ,α∈(-π/2,0),β∈(π,3π/2),则A.α+β>π B.α+β=3/2π D.α+β
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![已知sinα>sinβ,α∈(-π/2,0),β∈(π,3π/2),则A.α+β>π B.α+β=3/2π D.α+β](/uploads/image/z/13328119-55-9.jpg?t=%E5%B7%B2%E7%9F%A5sin%CE%B1%3Esin%CE%B2%2C%CE%B1%E2%88%88%28-%CF%80%2F2%2C0%29%2C%CE%B2%E2%88%88%28%CF%80%2C3%CF%80%2F2%29%2C%E5%88%99A.%CE%B1%2B%CE%B2%3E%CF%80+B.%CE%B1%2B%CE%B2%3D3%2F2%CF%80+D.%CE%B1%2B%CE%B2)
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已知sinα>sinβ,α∈(-π/2,0),β∈(π,3π/2),则A.α+β>π B.α+β=3/2π D.α+β
已知sinα>sinβ,α∈(-π/2,0),β∈(π,3π/2),则
A.α+β>π B.α+β<π C.α-β>=3/2π D.α+β<=-3/2π
已知sinα>sinβ,α∈(-π/2,0),β∈(π,3π/2),则A.α+β>π B.α+β=3/2π D.α+β
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