Dahji Dahji
  • 06-07-2015
  • Mathematics
contestada

Simplify the expression (2x − 9)(x + 6).

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Аноним Аноним
  • 06-07-2015
( 2x - 9 ) ( x + 6 )

( 2x ) ( x ) + ( 2x ) ( 6 ) + ( - 9 ) ( x ) + ( - 9 ) ( 6 )

2x² + 12x - 9x - 54

2x² + 3x - 54.
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hunaifirst hunaifirst
  • 06-07-2015
(2x-9)•(x+6)

2x•x+2x•6-9•x-9•6

2x²+12x-9x-54
2x²+(12-9)•x -54
2x²+3x-54
Answer Link

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