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npbn1310
2 năm trước
a) ( 5x – 4 )( 4x + 6 ) = 0 b) ( x – 5 )( 3 – 2x )( 3x + 4 ) = 0 c) ( 2x + 1 )( x2 + 2 ) = 0 d) ( x – 2 )( 3x + 5 ) = ( 2x – 4 )( x + 1 )
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