设F1,F2分别是椭圆E:X^2/a^2+Y^2/b^2=1的左右焦点,过F1斜率为1与E相交于A,B,且|AF2|,|AB|,BF2|成等差设F1,F2分别是椭圆E:X^2/a+Y^2/b^2=1的左右焦点,过F1斜率为1与E相交于A,B两点,且|AF2|,|AB|,BF2|成等差数列1.求E
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![设F1,F2分别是椭圆E:X^2/a^2+Y^2/b^2=1的左右焦点,过F1斜率为1与E相交于A,B,且|AF2|,|AB|,BF2|成等差设F1,F2分别是椭圆E:X^2/a+Y^2/b^2=1的左右焦点,过F1斜率为1与E相交于A,B两点,且|AF2|,|AB|,BF2|成等差数列1.求E](/uploads/image/z/1592339-59-9.jpg?t=%E8%AE%BEF1%2CF2%E5%88%86%E5%88%AB%E6%98%AF%E6%A4%AD%E5%9C%86E%3AX%5E2%2Fa%5E2%2BY%5E2%2Fb%5E2%3D1%E7%9A%84%E5%B7%A6%E5%8F%B3%E7%84%A6%E7%82%B9%2C%E8%BF%87F1%E6%96%9C%E7%8E%87%E4%B8%BA1%E4%B8%8EE%E7%9B%B8%E4%BA%A4%E4%BA%8EA%2CB%2C%E4%B8%94%7CAF2%7C%2C%7CAB%7C%2CBF2%7C%E6%88%90%E7%AD%89%E5%B7%AE%E8%AE%BEF1%2CF2%E5%88%86%E5%88%AB%E6%98%AF%E6%A4%AD%E5%9C%86E%3AX%5E2%2Fa%2BY%5E2%2Fb%5E2%3D1%E7%9A%84%E5%B7%A6%E5%8F%B3%E7%84%A6%E7%82%B9%2C%E8%BF%87F1%E6%96%9C%E7%8E%87%E4%B8%BA1%E4%B8%8EE%E7%9B%B8%E4%BA%A4%E4%BA%8EA%2CB%E4%B8%A4%E7%82%B9%2C%E4%B8%94%7CAF2%7C%2C%7CAB%7C%2CBF2%7C%E6%88%90%E7%AD%89%E5%B7%AE%E6%95%B0%E5%88%971.%E6%B1%82E)
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