化简(a+b)^2-2a(b+1)-a^2b/ab
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化简(a+b)^2-2a(b+1)-a^2b/ab
化简(a+b)^2-2a(b+1)-a^2b/ab
化简(a+b)^2-2a(b+1)-a^2b/ab
(a+b)^2-2a(b+1)-a^2b/ab
=a^2+2ab+b^2-2ab-2a-a^2b/ab
=a^2+b^2-2a-2a
=a^2+b^2-4a
化简(2a-b/a+b-b/a-b)÷a-2a/a-b
化简1/(a+b)√(b/a+a/b+2)
化简 a(a-2b)+2(a+b)(a-b)+(a+b)²
化简a-b分之a方-a-b分之b方的结果是( )A.a+b B.a-bC.a^2-b^2 D.1
化简 (a+b)²+2a(a-1/2b)-3(a-b)(a+b)
(a-b)^2-2(a-b)(a+b)+(a+b)^2 化简(a-b)^2-2(a-b)(a+b)+(a+b)^2化简
化简:a-[b-2a-(a-b)]
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化简:[2/3a - 2/(a+b) * (a+b/3a - a - b)] / (a-b)/a
化简(2a-b/a+b-b/a-b)除以a-2b/a+b
化简(2a-b/a+b-b/a-b)除以a-2b/a +b
化简:{[(2a-b)/(a+b)]-[b/(a-b)]}÷[(a-2b)/(a+b)]
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(a+b)(a-2b)-(a+2b)(a-b)化简
化简:(a-b+b^2/a+b)乘a+b/a