75.0
There is no square root of -75. If it's 75, that is 5 square root 3.
√75 + √147 = 20.7846097
8 and 9. 8 squared is 64. 9 squared is 81. 64 < 75 < 81, hence the square root of 75 is somewhere between 8 and 9.
The square root of (any number that isn't a perfect square) is irrational.
5
The answer is 8.7
6
It is: 8.66
8.66
75.0
8.660254038 correct to the nearest 9 dec. place
Square root (75) / square root (3) = 5
The square root of 75 = 8.660254030.....
The square root of 75 is: ± 8.660254
75.0
square root of 27 plus the square root of 75