Respuesta:
(x-b)(x+b)
x²+xb-bx-b²
solo multiplicamos
x*x= x²
x*b= xb
-b*x= -bx
-b*b= -b²
si lo qie dice mi compi de arriba
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Respuesta:
(x-b)(x+b)
x²+xb-bx-b²
solo multiplicamos
x*x= x²
x*b= xb
-b*x= -bx
-b*b= -b²
Respuesta:
si lo qie dice mi compi de arriba