Question 358114
is x-1 a factor of (x^567-3x^400+x^9+2)
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If it's a factor, then subbing +1 for x will make the polynomial zero.
1^567 - 3*1^400 + 1^9 + 2 = 1 - 3 + 1 + 2
= 1, not zero.
--> not a factor.