Question

I need help I’m very confused with this question

Answer 1

Answer:

Option 1

Step-by-step explanation:

=> $x^2-4x+2 = 10$

Adding 2 to both sides to complete the square

=> $x^2-4x+4 = 12$

Completing the square

=> $(x-2)^2= 12$

Answer 2

Answer:

Step-by-step explanation:

exact form:

x=+2\sqrt(3+2)

decimal form:

x=5.46410161