What is the greatest common factor of $a^3-3a^2+4a$ ?

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Answer 1 · 2018-07-11T20:37:36

Hint is given below

HINT: The given cubic polynomial $a^3-3a^2+4a$ can be factorized as follows

$a^3-3a^2+4a$

$=a(a^2-3a+4)$

$=a(a-\frac{3+i\sqrt7}{2})(a-\frac{3-i\sqrt7}{2})$

What is the greatest common factor of a^3-3a^2+4aa^3-3a^2+4a?