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multiply, (x+4)(x-4)  simplify answer.

Sagot :

I think it is:

(x+4)(x-4)
x(x-4)+4(x-4)
x2-4x+4x-16
x2-16
????????????
AL2006
That's the easily recognizable factored form of
the difference between two squares. Before
factoring, it was

x² - 16 .