Question

Solve (x-4)² = 5.
A. x=9 and x = -1
B. x=-4± √√5
OC. x=4+√5
D. x-5± √√4

Answer 1

I don't know please don't ask me of boys

Answer 2

see explanation

Explanation:

(x - 4)² = 5 ( take square root of both sides )

x - 4 = ±
`√(5)` ( add 4 to both sides )

x = 4 ±
`√(5)`

that is

x = 4 -
`√(5)` , x = 4 +
`√(5)`