67
AssignmentMultiple Select
Solving Quadratic Equations: Completing the Square (Continued)
Question 67 • Algebra III A
Which are steps that could be used to solve 0 = 9(x2 + 6x) – 18 by completing the square? Check all that apply.
Answer
A
18 + 81 = 9(x2 + 6x + 9)B
18 + 9 = 9(x2 + 6x + 9)C
18 + 36 = 9(x2 + 6x + 36)D
11 = (x + 3)2E
= (x + 6)2
F
= (x + 3)2