What is the value of x if x^2 = 4?
The value of x is either 2 or -2. This is because the square of both those numbers is 4 as shown below:

2 * 2 = 4
-2 * -2 = 4
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What is the value of x if x^2 = 4?
### Input: 
### Response: The value of x is either 2 or -2. This is because the square of both those numbers is 4 as shown below:

2 * 2 = 4
-2 * -2 = 4