初中乘法公式的一些题目1.(5-3m)²2.(-5ayz+1/5a²)²3.(a+b)²(a-b)²(a²+b²)²4.(a-b-c)²5.(2a+3b-4c)²6.(a+b+c+d)(a+b-c-d)7.(a+b+c+d)²8.(x+y)(x-y)9.(3x+2y)(3x-2y)10.(-3x+2y)(-3x-2y)11.(7mn&s

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