若实数a,b满足a²=4a+3,b²=4b+3,求b/a+a/b
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![若实数a,b满足a²=4a+3,b²=4b+3,求b/a+a/b](/uploads/image/z/1668131-35-1.jpg?t=%E8%8B%A5%E5%AE%9E%E6%95%B0a%2Cb%E6%BB%A1%E8%B6%B3a%26%23178%3B%3D4a%2B3%2Cb%26%23178%3B%3D4b%2B3%2C%E6%B1%82b%2Fa%2Ba%2Fb)
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若实数a,b满足a²=4a+3,b²=4b+3,求b/a+a/b
若实数a,b满足a²=4a+3,b²=4b+3,求b/a+a/b
若实数a,b满足a²=4a+3,b²=4b+3,求b/a+a/b
直接算,解方程a和b都有两解2+-根号7,再讨论,当a=b时,答案为2,当a和b不相等时答案是-3/22
2或0