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4x²+3x=1, rezolvati in R

Răspuns :

4x^2 + 3x=1<=> 4x^2 +3x-1
Il calculam pe delta si => delta=25
Calculam x1,2=> x1=1/4 si x2=-1
4x•4x+3x=1 4x•(3x+x)+3x=1 4x•3x+4x•x+3x=1