Question

calcule os zero da função quadratica f (x)=X²-4x+3

Answer 1

Olá Heverton

x² - 4x + 3 = 0

a = 1
b = -4
c = 3

delta
d² = b² - 4ac = 16 - 12 = 4
d = 2

x1 = (4 + 2)/2 = 6/2 = 3
x2 = (4 - 2)/2 = 2/2 = 1

Answer 2

x²-4x+3=0

Delta= 4

x=4+2/2

x=6/2

x=3 ou x=1