Factorise : (a^2-3 a ) (a^2-3 a+7 )+10 - Vidyadip

Question

Factorise : $\left(a^2-3 a\right)\left(a^2-3 a+7\right)+10$

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Answer

$\left(a^2-3 a+5\right)(a-2)(a-1)$

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