Question

Square root of 9 minus square root 4 squared equals

Answer 1

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.

Answer 2

The square root of 9 minus square root 4 squared equals -1