Sarah solved a quadratic equation. Her work is shown below, with Step 1 missing.
Step 1: (x+1)² =64
Step 2: x+1= + or - 8
Step 3: x= -9 or x=7
What could Sarah have written as the result from Step 1?
A. 2(x+1)² =140
B. (2x+2)² +6=134
C. 2(x+1)² =128
D. 2x² +2² +6=134
