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Let A = x^4 + x^3 + x^2 + x + 1 and B = x^4 - x^3 + x^2 - x + 1. Simplify A + B.

 Mar 7, 2025
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(x^4 + x^3 + x^2 + x + 1) + (x^4 - x^3 + x^2 - x + 1)

\(2x^4 + 2x^2 + 1\)


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