Solve x^2 - 8x = 3 by completing the square. which is the solution set of the equation?

1st one

Step-by-step explanation:

I have answered ur question

A

Step-by-step explanation:

Given

x² - 8x = 3

To complete the square

add (half the coefficient of the x- term)² to both sides

x² + 2(- 4)x + 16 = 3 + 16

(x - 4)² = 19 ( take the square root of both sides )

x - 4 = ± ( add 4 to both sides )

x = 4 ±

Solution set is (4 - , 4 + )