Answer:
Explanation:
[ x^3 + x^2 ] + [ x^2 - 5x - 6 ] =
x^2 ( x + 1) + (x + 1) ( x - 6) =
(x + 1) ( x^2 + x - 6) =
( x + 1) ( x + 3) ( x - 2)
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