SOLUTION: x^7-x^6-64x+64

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Question 203976: x^7-x^6-64x+64
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
x^7 -x^6-64x+64
x^6(x-1) -64(x-1)
(x^6 -64) (x-1)
(x^3 -8)(x^3+8)(x-1),,,,(x^3-8) ={(x)^3 -(2)^3},,,likewise (x^3 +8)=(x^3 +2^3)
(x-2)(x^2+2x+4)(x+2)(x^2 -2x+4)(x-1)