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分解因式4X^2+3y-3xy-4x
人气:226 ℃ 时间:2020-06-04 05:05:01
解答
4x^2+3y-x(3y+4)
=4x^2+3y-3xy -4x
= 4x^2-3xy -4x +3y
= x (4x-3y) -(4x -3y)
= (x-1) (4x-3y)
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