,các cặp số nguyên(x,y)là:(1,2);(24,29);(12,14);(56,47);(36;37)
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Tim cac cap so (x,y) duong thoa man (x-y)^3=(x-y-6)^2
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Tim tat cac cac cap so nguyen x,y thoa man a) x^2+5xy+4y^2
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b)xy-2x+3y-1
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