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Mathematics
OpenStudy (anonymous):

show work please: x4 + 12x2 - 64

OpenStudy (anonymous):

Factorise this to get (X^2+16)(X^2-4)=(X^2+16)(X+2)(X-2) Not sure what you want to do after that since this isn't an equation, really.

OpenStudy (anonymous):

(x^2+16)(x^2-4)

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