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標題:
易factorize~~急!聽日交呀!
發問:
factorizE 36(x-y)^2 + 12z(x-y) + z^2 SHOW ALL ALL ALL STEPS PLEASE!!! THZ FOR YOUR BIG BIG HELP!
最佳解答:
36(x-y)2 + 12z(x-y) + z2 =[6(x-y)]2+2[6(x-y)](z)+z2 =(6x-6y+z)2 by (a+b)2=a2+2ab+b2
其他解答:
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