Zgled:

p(x) = x3 + 2x2 – 3x + 4   in q(x) = x2 – 4 x + 3.

Njun produkt je:

(pq)(x) = x5 + 2x4 – 3x3 + 4x2 - 4 x4 – 8x3 + 12x2 –16x + 3x3 + 6x2 – 9x + 12 =
            = x5 – 2x4 – 8x3 + 22x2 – 25x + 12.

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