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2014-05-11T09:53:32+03:00
x^2+6x-55=0
a=1
b=6
c=-55

Delta=b^2-4ac
Delta=36-4*1*(-55)
Delta=36+220
Delta=256
Radical din delta=16

X1=-6- radical din delta/2a
x1=-6-16/2*(-55)
x1=-22/-110
x1=22/110
x1=1/5


X2=-b+ radical din delta/2a
x2=-6+16/2*(-55)
x2=10/-110
x2=-1/10


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