Factor the polynomial expression 8x^3+1

Wearybands asked Sep 12, 2022

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Wearybands asked Sep 12, 2022

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18 votes

${8x}^(3) + 1 \\ = {(2x)}^(3) + {(1)}^(3) \\ = (2x + 1)( {(2x)}^(2) - 2x * 1 + {(1)}^(2)) \\ = (2x + 1)( {4x}^(2) - 2x + 1)$

Hope you could get an idea from here.

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