Answer:
The correct answer would be: x = 11 or x = - 11.
Either one is correct.
Step-by-step explanation:
x^2 - 2 = 118
Step 1: Add 3 to both sides.
x^2 - 3 + 3 = 118 + 3
x^2 = 121
Step 2: Take square root
x = ± /sprt {121}
x = 11 or x = - 11
Hope this helps!