Question

Resolva as equações conpletas pela formula de Bhaskara 4x°-4x+1=0

Answer 1

4x^2 - 4x + 1=0
a= 4; b = - 4; c = 1
∆ = b^2-4ac
∆ = (-4)^2 - 4.4.1
∆ = 16 - 16
∆ = 0

x = [- b +/- √∆]/2a
x = [-(-4) +/- √0]/2.4
x' = x" = 4/8 (:4)/(:4) = 1/2

R.: x= 1/2