[a(a+2b)]^2-a^2 化简
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[a(a+2b)]^2-a^2化简[a(a+2b)]^2-a^2化简[a(a+2b)]^2-a^2化简[a(a+2b)]^2-a^2=a^2(a+2b)^2-a^2=a^2[(a+2b)^2-1]=a
[a(a+2b)]^2-a^2 化简
[a(a+2b)]^2-a^2 化简
[a(a+2b)]^2-a^2 化简
[a(a+2b)]^2-a^2
=a^2(a+2b)^2-a^2
=a^2[(a+2b)^2-1]
=a^2(a+2b-1)(a+2b+1)
原式=a^2(a+2b)^2-a^2
=a^2[(a+2b)^2-1]
=a(a+2b+1)(a+2b-1)
[a(a+2b)]^2-a^2
={[a(a+2b)]+a}{[a(a+2b)]-a}
=[a(a+2b+1)][a(a+2b-1)]
=a^2(a+2b+1)(a+2b-1)
原式=(a^2+2ab)^2-a^2
=a^4-4a^3b+4a^2b^2-a^2
化简：a-[b-2a-(a-b)]
化简:[2/3a - 2/(a+b) * (a+b/3a - a - b)] / (a-b)/a
化简（2a-b/a+b-b/a-b）÷a-2a/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)除以a-2b/a +b
化简：{[(2a-b)/(a+b)]-[b/(a-b)]}÷[(a-2b)/(a+b)]
化简：|a+b|+|b-a|+|2b|
化简a-(2b-a)
-2a(a+b)+b(a+b)
化简a/b(a-b)-b/a(a-b)其中a=3 b=-2
5(a*a*b-3*a*a*b)-2*(a*a*b-7*a*b*b)
(a-b)(a+b)-(a^2+b^2)化简
化简:|2b-a|-|a+b|+|b-a|
化简1/(a+b)√(b/a+a/b+2)
化简a(a+b)(a+c)/(a-b)(a-c) +2b^2(c-a)/(b-c)(b-a) +2c^2(a+b)/(c-a)(c-b)
化简a(a+b)(a+c)/(a-b)(a-c) +2b^2(c-a)/(b-c)(b-a) +2c^2(a+b)/(c-a)(c-b)
化简 (a+b)²+2a(a-1/2b)-3(a-b)(a+b)
化简 a（a-2b）+2(a+b）(a-b)+(a+b)²