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x^2+6x-10=0
a=1
b=6
c=-10
x1=(-b+raizcuad(b^2-4ac)/2a
x1=(-6+raizcuad(36-4(1)(-10))/(2(1))
x1=(-6+raizcuad(76))/2
x1=-3+raizcuad(19)
x2=(-b-raizcuad(b^2-4ac)/2a
x2=(-6-raizcuad(36-4(1)(-10))/(2(1))
x2=(-6-raizcuad(76))/2
x2=-3-raizcuad(19
x1+x2=-3+raizcuad(19)-3-raizcuad(19)
=-6
Rta. la suma de las raíces es -6