函数y=kx+b与反比例y=x分之k的图像交于点p(-2,1)和Q(1,m),求着两个函数的关系式(在线等,已知,如图,在三角形ABC中,∠B=30o,∠C=45o,AC=2根号2,(1)求AB的长:(2)S三角形ABC(哪个高手算埋这
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![函数y=kx+b与反比例y=x分之k的图像交于点p(-2,1)和Q(1,m),求着两个函数的关系式(在线等,已知,如图,在三角形ABC中,∠B=30o,∠C=45o,AC=2根号2,(1)求AB的长:(2)S三角形ABC(哪个高手算埋这](/uploads/image/z/11939588-44-8.jpg?t=%E5%87%BD%E6%95%B0y%3Dkx%2Bb%E4%B8%8E%E5%8F%8D%E6%AF%94%E4%BE%8By%3Dx%E5%88%86%E4%B9%8Bk%E7%9A%84%E5%9B%BE%E5%83%8F%E4%BA%A4%E4%BA%8E%E7%82%B9p%EF%BC%88%EF%BC%8D2%2C1%EF%BC%89%E5%92%8CQ%EF%BC%881%2Cm%EF%BC%89%2C%E6%B1%82%E7%9D%80%E4%B8%A4%E4%B8%AA%E5%87%BD%E6%95%B0%E7%9A%84%E5%85%B3%E7%B3%BB%E5%BC%8F%EF%BC%88%E5%9C%A8%E7%BA%BF%E7%AD%89%2C%E5%B7%B2%E7%9F%A5%2C%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C%E2%88%A0B%3D30o%2C%E2%88%A0C%3D45o%2CAC%3D2%E6%A0%B9%E5%8F%B72%2C%EF%BC%881%EF%BC%89%E6%B1%82AB%E7%9A%84%E9%95%BF%3A%EF%BC%882%EF%BC%89S%E4%B8%89%E8%A7%92%E5%BD%A2ABC%EF%BC%88%E5%93%AA%E4%B8%AA%E9%AB%98%E6%89%8B%E7%AE%97%E5%9F%8B%E8%BF%99)
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