seansteele741 seansteele741

12-02-2021
Mathematics

contestada

Solve x2 + 19 = 8x using the completing-the-square method.

Respuesta :

jacobEwing jacobEwing

12-02-2021

Answer:

x = 4 ± i√3

Step-by-step explanation:

x² + 19 = 8x

x² - 8x = -19

x² - 8x + 16 = -3

(x - 4)² = -3

x - 4 = √-3

x = 4 ± i√3

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