Respuesta :

MathPhys

Answer:

x = 4 ± √13

Step-by-step explanation:

x² − 8x + 3 = 0

Complete the square.  (-8/2)² = 16.

x² − 8x + 16 − 13 = 0

(x − 4)² − 13 = 0

(x − 4)² = 13

x − 4 = ±√13

x = 4 ± √13