Find the factors.
x2 + 25x + 144
x2 + 25x + 144
⟹ x2 + 9x + 16x + 144
⟹ x(x + 9) + 16(x + 9)
⟹ (x + 16) (x + 9)
So (x + 16) and (x + 9) are the factors of the given polynomial.
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