Question
bonjour
factoriser f(x) = -5x +10x +15
factoriser f(x) = -5x +10x +15
Asked by: USER9654
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Answer (50)
la polynome n'est du second degré donc on peut rassemblé tout ce qui se ressemble. -5x+10x font 5x. ce qui donne 5x+15. parconsequent x=-3. donc la forme factoriser est (x+3)