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75 [Chercher] On considère l'expression suivante définie pour tout ne Z par U(n)=n²+14n+33. Résoudre U(n)=0.
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75 [Chercher]

On considère l'expression suivante définie pour tout
ne Z par U(n)=n²+14n+33.

Résoudre U(n)=0.

User Mannutech
by
8.7k points

1 Answer

2 votes

Answer:

-11, -3

Explanation:


n^2 + 14n+33=0 \\ \\ (n+11)(n+3)=0 \\ \\ n=-11, -3

User Elec
by
7.6k points
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