(1-6p+9p^2)÷(3p-1)

ling0916552022-10-04 11:39:541条回答

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qixi76 共回答了20个问题 | 采纳率90%
(1-6p+9p^2)÷(3p-1)
=(3p-1)^2÷(3p-1)
=3p-1
1年前

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