Ashley and Brandon have different methods for finding square roots. Ashley's method
to find the square root of x, find a number so that the product of the number and itself is x. for example

2×2=4, so the square root of 4 is 2.

Brandon's method:
to find the square root of 4 is 2

which students method is not correct?
explain why the method you selected is not correct

please answer as quick as possible