Question

F(x)=x elevado a 2 + 10x+25

Answer 1

x^2+10x+25=0
delta=b^2-4ac
delta=10^2-4.1.25
delta=100-100
delta=0
x=-b-/+ raiz de delta/2a
x=-10-0/2.1
x=-10/2
x=-5