已知A=(x|x²+ax+b=0>B=.AUB=,A∩B=,求实数a,b,c的值
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![已知A=(x|x²+ax+b=0>B=.AUB=,A∩B=,求实数a,b,c的值](/uploads/image/z/3797788-4-8.jpg?t=%E5%B7%B2%E7%9F%A5A%3D%EF%BC%88x%7Cx%26%23178%3B%2Bax%2Bb%3D0%3EB%3D.AUB%3D%2CA%E2%88%A9B%3D%2C%E6%B1%82%E5%AE%9E%E6%95%B0a%2Cb%2Cc%E7%9A%84%E5%80%BC)
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