Bonjourrésoudre l equation:merci.... Pergunta de ideia deMamaf

June 2019 1 145 Report

Bonjour
résoudre l equation:
$2x(x - 1) = - 3x + 3$
merci

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Stiaen

Bonsoir,

$2x(x-1)=-3x+3\\2x(x-1)-(-3x+3)=0\\2x(x-1)+3x-3=0\\2x(x-1)+3(x-1)=0\\(x-1)(2x+3)=0\\\\x-1=0\text{ ou }2x+3=0\\\\x=1\text{ ou }2x=-3\\\\x=1\text{ ou }x=-\dfrac{3}{2}$

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