6.在△ABC中,若AB=3,BC=1-2x,CA=8,则x的取值范围是( ). (A)0<x<2 (B)-5<x<-2 (C6.在△ABC中,若AB=3,BC=1-2x,CA=8,则x的取值范围是( ).(A)0<x<2 (B)-5<x<-2(C)-2<x<5 (D)x<-5或x>29
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![6.在△ABC中,若AB=3,BC=1-2x,CA=8,则x的取值范围是( ). (A)0<x<2 (B)-5<x<-2 (C6.在△ABC中,若AB=3,BC=1-2x,CA=8,则x的取值范围是( ).(A)0<x<2 (B)-5<x<-2(C)-2<x<5 (D)x<-5或x>29](/uploads/image/z/2669685-69-5.jpg?t=6%EF%BC%8E%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2C%E8%8B%A5AB%EF%BC%9D3%2CBC%EF%BC%9D1%EF%BC%8D2x%2CCA%EF%BC%9D8%2C%E5%88%99x%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%E6%98%AF%28+%29%EF%BC%8E+%28A%290%EF%BC%9Cx%EF%BC%9C2+%28B%29%EF%BC%8D5%EF%BC%9Cx%EF%BC%9C%EF%BC%8D2+%28C6%EF%BC%8E%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2C%E8%8B%A5AB%EF%BC%9D3%2CBC%EF%BC%9D1%EF%BC%8D2x%2CCA%EF%BC%9D8%2C%E5%88%99x%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%E6%98%AF%28+%29%EF%BC%8E%28A%290%EF%BC%9Cx%EF%BC%9C2+%28B%29%EF%BC%8D5%EF%BC%9Cx%EF%BC%9C%EF%BC%8D2%28C%29%EF%BC%8D2%EF%BC%9Cx%EF%BC%9C5+%28D%29x%EF%BC%9C%EF%BC%8D5%E6%88%96x%EF%BC%9E29)
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