Respuestas

  • Usuario de Brainly
2014-01-16T03:44:14+01:00
3x^2 -7x +5 =0

x=[-b+o-√b^2-4ac]/2a
a=3
b=-7
c=5

x=[-(-7)+o-√7^2-4*3+5]/2*3
x=[7+o-√49-60]/6
x=[7+o-√-11]/6
x1=[7+√11i ]/6      ( √-11=√11*√-1 =√11i)
x2=[7-√11i]/6