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Fie polinomul P(x)=x la patrat-mx 2. Aflati m care apartine R, stiind ca, 2*P(-3)-3* P(0)=m

Răspuns :

P(-3)=(-3)la patrat-m*(-3)=9+3m;P(0)=0=> 2*(9+3m)=m=>18+6m=m=>5m=-18=>m=-18/5=-3,6