sqaure root 405 5 sqaure root 9 9 sqaure root 5 -9 sqaure root 5 45

1 answer

The square root of 405 is approximately 20.12.

The square root of 9 is 3.

The square root of -9 is not a real number, as the square root of a negative number is considered imaginary.

The square root of 5 is approximately 2.24.

The square root of 45 is approximately 6.71.