How do you factor the expression $8 x^{3} + 1$ $8x^3+ 1$ ?

Question

1084 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-01-21T09:44:59

$2 x + 1$ $2x + 1$ and $4 x^{2} - 2 x + 1$ $4x^2 - 2x + 1$

$8 x^{3} + 1$ $8x^3 + 1$

${(2 x)}^{3} + 1^{3}$ $(2x)^3 + 1^3$

$(2 x + 1)$ $(2x + 1)$ $(4 x^{2} - 2 x + 1)$ $(4x^2 - 2x + 1)$ -------------{ $(a + b) (a^{2} - a b + b^{2})$ $(a+b)(a^2 - ab + b^2)$ }

How do you factor the expression 8x^3+ 18x3+18x^3+ 1?