Question

a3+27 factories the following

Answer 1

$a {}^{3} + 27$
It's in the form of a^3+b^3=(a+b)(a^2-ab+b^2).
$= (a) {}^{3} + (3) {}^{3} \\ = (a + 3)( \: (a) {}^{2} - a \times 3 + (3) {}^{2} \: ) \\ = (a + 3)(a {}^{2} - 3a + 9)$

Answer 2

a3+27

It's in the form of a^3+b^3=(a+b)(a^2-ab+b^2).