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• 关于丢番图方程2x-2y·3z-3w=5 On the Diophantine Equation ...首页>万方期刊分类>基础科学>大学学报(自然科学)>期刊:海南大学学报(自然科学版)关于丢番图方程2x-2y·3z-3w=5...

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• x和y满足x·x+y·y-x+1/2y+5/16=0，求(x-2y)(x-2y)的值。要答案和解题过程，急！！！x和y满足x·x+y·y-x+1/2y+5/16=0，...有(X-1/2)^2=0 得X=1/2(Y+1/4)^2=0 得Y=-1/4 将X=1/2，Y=-1/4代入(x-2y)(x-2y)=(1/2+1/2)(1/2+1/2)...

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