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-4xy(4x2 + 7y - 8xy)​

User Dewa Prabawa
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- 4xy( {4x}^(2) + 7y - 8xy)


- 4xy( {4x}^(2) )- 4xy(7y)- 4xy( - 8xy)


- 16 {x}^(3) y - 28 {xy}^(2) + 32 {x}^(2) {y}^(2)

User Ashkan Hovold
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