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Which one? And show work

Which one? And show work-example-1

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we are given


(8x^4-128)

Firstly , we can factor out 8


8(x^4-16)

now, we can rewrite it


8(x^4-(2)^4)

now, we can use formula


(a^4-b^4)=(a^2+b^2)(a-b)(a+b)

so, we will get


8(x^4-(2)^4)=8(x^2+4)(x-2)(x+2).............Answer

User Petebolduc
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