mpmolina mpmolina
  • 23-02-2018
  • Mathematics
contestada

the expression
[tex]x {?}^{2} - 16[/tex]
is equivalent to

Respuesta :

eah
eah eah
  • 23-02-2018
Hi Mpmolina, 

x² - 16
= (x)² - (4)²
= (x - 4)(x + 4)
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