Respuesta :
3x3 = 9, so the square root of 9 is equal to 3.
2x2 = 4, so the square root of 4 is equal to 2.
Finally, 3 - 2 = 1.
2x2 = 4, so the square root of 4 is equal to 2.
Finally, 3 - 2 = 1.