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Fraisi95
@Fraisi95
May 2019
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Bonjour j'aimerais de l'aide : comment résoudre cette inéquations : x(au carré) > 1
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MonsieurFirdown
Verified answer
Bonjour
x² > 1
x² - 1 > 0
(x-1)(x+1)> 0
x - 1 > 0 ou x + 1 > 0
x > 1 ou x > - 1
♧ Tableau de signe d'où
S = ]-∞ ; - 1[ U ] 1 ; +∞[
Voilà ^^
0 votes
Thanks 1
tokyo1
d rein entre potes
tokyo1
pour faites devoirs
tokyo1
c est normal
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Verified answer
Bonjourx² > 1
x² - 1 > 0
(x-1)(x+1)> 0
x - 1 > 0 ou x + 1 > 0
x > 1 ou x > - 1
♧ Tableau de signe d'où
S = ]-∞ ; - 1[ U ] 1 ; +∞[
Voilà ^^