Respuesta :

AnonymousLizard52303

Step-by-step:

For example,

(x+4)(x-4)(x-3)

group the first two and do foil like normal ignoring the "(x-3)"

You should end up with the answer x^2-16

Now multiply (x^2-16) with (x-3)

that answer should be x^3-3x^2-16x+48


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