Respuesta :

wegnerkolmp2741o

Answer:

The middle term, once simplified is -x

Step-by-step explanation:

( x+3) (x-4)

FOIL

first

x*x = x^2

outer: -4*x = -4x

inner: 3*x = 3x

last: -4*3 = -12

Add them together  x^2 -4x+3x-12

                                 x^2 -x +12

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