已知A={x2次方-2x-8<0},B={x2次方+2x-3>0},C={x2次方-3ax+2a2次方<0},求实数a的取值范围,使(1)C包含于(A交B)
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![已知A={x2次方-2x-8<0},B={x2次方+2x-3>0},C={x2次方-3ax+2a2次方<0},求实数a的取值范围,使(1)C包含于(A交B)](/uploads/image/z/405489-57-9.jpg?t=%E5%B7%B2%E7%9F%A5A%3D%EF%BD%9Bx2%E6%AC%A1%E6%96%B9-2x-8%EF%BC%9C0%EF%BD%9D%2CB%3D%EF%BD%9Bx2%E6%AC%A1%E6%96%B9%2B2x-3%EF%BC%9E0%EF%BD%9D%2CC%3D%EF%BD%9Bx2%E6%AC%A1%E6%96%B9-3ax%2B2a2%E6%AC%A1%E6%96%B9%EF%BC%9C0%EF%BD%9D%2C%E6%B1%82%E5%AE%9E%E6%95%B0a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%2C%E4%BD%BF%281%29C%E5%8C%85%E5%90%AB%E4%BA%8E%EF%BC%88A%E4%BA%A4B%29%26%23160%3B)
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