Answer:
x-2
Step-by-step explanation:
x^2 - 4 / (x+2)
x^2 - 4 can be factorise to become x^2 - 2^2
We know that a^2 - b^2 = (a-b) * (a+b)
Therefore x^2 - 2^2 = (x-2) * (x+2) / (x+2)
= x-2
Hope this help you :3