1.已知集合A={a,a+b,a+2b}B={a,ax,ax²},若A=B,求实数x的值.2.已知全集U=R,集合A={x|x²+px+2=0},B={x|x²-5x+q=0},若CuA交B={2},用列举法表示集合A.
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![1.已知集合A={a,a+b,a+2b}B={a,ax,ax²},若A=B,求实数x的值.2.已知全集U=R,集合A={x|x²+px+2=0},B={x|x²-5x+q=0},若CuA交B={2},用列举法表示集合A.](/uploads/image/z/1984638-30-8.jpg?t=1.%E5%B7%B2%E7%9F%A5%E9%9B%86%E5%90%88A%3D%EF%BD%9Ba%2Ca%2Bb%2Ca%2B2b%EF%BD%9DB%3D%EF%BD%9Ba%2Cax%2Cax%26%23178%3B%EF%BD%9D%2C%E8%8B%A5A%3DB%2C%E6%B1%82%E5%AE%9E%E6%95%B0x%E7%9A%84%E5%80%BC.2.%E5%B7%B2%E7%9F%A5%E5%85%A8%E9%9B%86U%3DR%2C%E9%9B%86%E5%90%88A%3D%EF%BD%9Bx%7Cx%26%23178%3B%2Bpx%2B2%3D0%EF%BD%9D%2CB%3D%EF%BD%9Bx%7Cx%26%23178%3B-5x%2Bq%3D0%EF%BD%9D%2C%E8%8B%A5CuA%E4%BA%A4B%3D%EF%BD%9B2%EF%BD%9D%2C%E7%94%A8%E5%88%97%E4%B8%BE%E6%B3%95%E8%A1%A8%E7%A4%BA%E9%9B%86%E5%90%88A.)
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