Question

Solve x2 – 8x = 3 by completing the square. Which is the solution set of the equation?

(4 minus StartRoot 19 EndRoot comma 4 + StartRoot 19 EndRoot)
(4 minus StartRoot 11 EndRoot comma 4 + StartRoot 11 EndRoot)
(4 minus StartRoot 8 EndRoot comma 4 + StartRoot 8 EndRoot)
(4 minus StartRoot 3 EndRoot comma 4 + StartRoot 3 EndRoot)

Answer 1

why are you asking hard questions

Answer 2

there little hard

Answer 3

sorryyyy

Answer 4

https://tex.z-dn.net/?f=(4-%5Csqrt%7B19%7D%2C4%2B%5Csqrt%7B19)

Answer 5

thankss

Answer 6

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 ± , that is

x = 4 - , 4 +

Answer 7

x = 4 ±