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【简答题】
如图,已知反比例函数 = 的图像与一次函数 = + 的图像交于两点A(-2,1)、B( ,-2). (1)求反比例函数和一次函数的解析式; (2)若一次函数 = + 的图像与 轴交于点C,求△AOC(O为坐标原点)的面积.
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