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If x + x^3 + x^9 + x^27 + x^81 + x^243 gives a reminder of ax+b when divided by x^2 - 1 then what is the value of a + b?

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If x + x^3 + x^9 + x^27 + x^81 + x^243 gives a reminder of ax+b when divided by x^2 - 1 then what is the value of a + b?
posted Apr 17, 2017 by anonymous

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1 Answer

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= 3 & a>b = 1

answer 6 days ago by Athu Cao
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