April 2019 1 80 Report
Bonjour, je ne comprend pas ..

A l'aide d'un tableau des signes, étudier le signe de 2(x-1)(x+2) ; en déduire les solutions de l'inequation f(x) < g(x).
Sachant que f(x)= 3x²+x-2 et g(x)= x²-x+2.

Merci!
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