x²+3=0<br />Combien vaut x ?<br /><br /><br />

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Grade: Education Subject: mathematiques

x²+3=0
Combien vaut x ?

Asked by: USER4624

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Answer (46)

USER1241

Best Answer

(136)

x²+3=0
x²=-3
[tex]x=-I \sqrt{3} [/tex]
ou
I[tex]x=I \sqrt{3} [/tex]

Lavec I l'imaginaire pur telque I²=-1

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x²+3=0Combien vaut x ?

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Answer (46)

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