2+ 2/ 3 =22× 2 /3 ,3+ 3 /8 =32× 3 /8 ,4+ 4 /15 =42× 4 /15…,若9+a/b=92×a/b(a、b均?2+ 2/ 3 =22× 2 /3 ,3+ 3 /8 =32× 3 /8 ,4+ 4 /15 =42× 4 /15…,若9+a/b=92×a/b(a、b均为正整数),ab=
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![2+ 2/ 3 =22× 2 /3 ,3+ 3 /8 =32× 3 /8 ,4+ 4 /15 =42× 4 /15…,若9+a/b=92×a/b(a、b均?2+ 2/ 3 =22× 2 /3 ,3+ 3 /8 =32× 3 /8 ,4+ 4 /15 =42× 4 /15…,若9+a/b=92×a/b(a、b均为正整数),ab=](/uploads/image/z/2989216-64-6.jpg?t=2%2B+2%2F+3+%3D22%C3%97+2+%2F3+%2C3%2B+3+%2F8+%3D32%C3%97+3+%2F8+%2C4%2B+4+%2F15+%3D42%C3%97+4+%2F15%E2%80%A6%2C%E8%8B%A59%2Ba%2Fb%3D92%C3%97a%2Fb%EF%BC%88a%E3%80%81b%E5%9D%87%3F2%2B+2%2F+3+%3D22%C3%97+2+%2F3+%2C3%2B+3+%2F8+%3D32%C3%97+3+%2F8+%2C4%2B+4+%2F15+%3D42%C3%97+4+%2F15%E2%80%A6%2C%E8%8B%A59%2Ba%2Fb%3D92%C3%97a%2Fb%EF%BC%88a%E3%80%81b%E5%9D%87%E4%B8%BA%E6%AD%A3%E6%95%B4%E6%95%B0%EF%BC%89%2Cab%3D)
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