How do you factor $3 a^{2} - 18 a + 27$ $3a^2-18a+27$ ?

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How do you factor $3 a^{2} - 18 a + 27$ $3a^2-18a+27$ ?

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Answer 1 · 2016-08-07T09:40:24

$= 3 (a - 3) (a - 3)$ $=3(a-3)(a-3)$

Explanation:

$3 a^{2} - 18 a + 27$ $3a^2-18a+27$
$= 3 (a^{2} - 6 a + 9)$ $=3(a^2-6a+9)$
$= 3 (a^{2} - 2 a (3) + 3^{2})$ $=3(a^2-2a(3)+3^2)$
$= 3 {(a - 3)}^{2}$ $=3(a-3)^2$
$= 3 (a - 3) (a - 3)$ $=3(a-3)(a-3)$

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How do you factor $3 a^{2} - 18 a + 27$ $3a^2-18a+27$ ?

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