求 数学题目(根与系数关系)1.当K为何值时,方程 3 X的平方-2(3K+1)X+3 K的平方-1=0(1)有两个互为相反数的实数根 (2)两根互为倒数2.已知方程6 X的平方+7X+M的两个根A和B,且3A+5B=3/2,求M的值.3.K是什么值
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![求 数学题目(根与系数关系)1.当K为何值时,方程 3 X的平方-2(3K+1)X+3 K的平方-1=0(1)有两个互为相反数的实数根 (2)两根互为倒数2.已知方程6 X的平方+7X+M的两个根A和B,且3A+5B=3/2,求M的值.3.K是什么值](/uploads/image/z/3017732-68-2.jpg?t=%E6%B1%82+%E6%95%B0%E5%AD%A6%E9%A2%98%E7%9B%AE%28%E6%A0%B9%E4%B8%8E%E7%B3%BB%E6%95%B0%E5%85%B3%E7%B3%BB%291.%E5%BD%93K%E4%B8%BA%E4%BD%95%E5%80%BC%E6%97%B6%2C%E6%96%B9%E7%A8%8B+3+X%E7%9A%84%E5%B9%B3%E6%96%B9-2%283K%2B1%29X%2B3+K%E7%9A%84%E5%B9%B3%E6%96%B9-1%3D0%281%29%E6%9C%89%E4%B8%A4%E4%B8%AA%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%E7%9A%84%E5%AE%9E%E6%95%B0%E6%A0%B9+%282%29%E4%B8%A4%E6%A0%B9%E4%BA%92%E4%B8%BA%E5%80%92%E6%95%B02.%E5%B7%B2%E7%9F%A5%E6%96%B9%E7%A8%8B6+X%E7%9A%84%E5%B9%B3%E6%96%B9%2B7X%2BM%E7%9A%84%E4%B8%A4%E4%B8%AA%E6%A0%B9A%E5%92%8CB%2C%E4%B8%943A%2B5B%3D3%2F2%2C%E6%B1%82M%E7%9A%84%E5%80%BC.3.K%E6%98%AF%E4%BB%80%E4%B9%88%E5%80%BC)
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