Respuesta :

wegnerkolmp2741o

Answer:

x^2 -4

Step-by-step explanation:

(x-2)(x+2)

We want to FOIL

First  x*x = x^2

Outer  x*2 =2x

Inner  -2 *x = -2x

Last  -2*2 = -4

Add them together

x^2+2x-2x-4

Combine like terms

x^2 -4

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