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Mathematics 17 Online
OpenStudy (anonymous):

Hey plz help (X-4)^3 I know the cube rule (X-4) (x^2+4x+16) I have to expand and simplify so I am getting X^3-64 But the answer is X^3-12x^2+48x-64 I think i dunno some rule

OpenStudy (anonymous):

(a-b)^3 is a^3-b^3+3a^2b-3ab^2.

OpenStudy (yanasidlinskiy):

I think you have to factor it out!

OpenStudy (anonymous):

@Aathira its not working

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