Question

X²+10+25=0 =Valor de x

Answer 1

Explicação passo-a-passo:

x²+10+25=0

a=1 b=10 c=25

Δ=b²-4.a.c

Δ=10²-4.(1).(25)

Δ=100-100

Δ=0

x=-b±√Δ/2.a

x=-(+10)±√0/2.1

x=-10±0/2

x+=-10+0/2=-10/2=-5

x-=-10-0/2=-10/2=-5

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x=-5