Aduceti ecuatiile urmatoare la forma ax²+bx+c=0 si apoi rezolvati-le;
A) (4x+1)²-2x(4x+3)=4
B) (2x-3)²+2(x²-5)+11x=0
C) (2x-5)(2x+5)-11(x-4)=22
D) (4x-1)²+(x+7)²-15x²=58