wiktor20004 wiktor20004
  • 03-10-2018
  • Mathematics
contestada

szybko pomocy wykonaj mnożenie i zredukuj wyrazy podobne (x-4) (x-3) + (2-x) (x-1).

Respuesta :

tramserran
tramserran tramserran
  • 03-10-2018

 (x - 4)(x - 3) + (2 - x)(x - 1)

= x² - 3x - 4x + 12 + 2x - 2 - x² + x

= x² - x²     -3x - 4x + 2x + x     +12 - 2  

=     0                   -4x                    +10

Answer: -4x + 10

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