Respuesta :

Answer:

4x^2-16

Step-by-step explanation:

2x times 2x =4x^2

2x times -4 =-8x

4 times 2x =8x (-8x and 8x cancle eachother out)

4 times -4 =-16

Answer:

[tex]4x^2-16[/tex]

Step-by-step explanation:

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