81 as 162=2x81=2x34 fourth root of 81 is 3
9
It is -3.
81 is the only such factor.
The square root of 81 squared is 81.
81 as 162=2x81=2x34 fourth root of 81 is 3
3
± 3
9
It is -3.
81 is the only such factor.
Restricting to real roots, 4th root of 10000 = +/- 10 4th root of 81 = +/- 3 So 4th root of 10 000 over 81 = +/- 10/3 or +/- 3.33....
3 to the fourth power=81Three to the fourth power is 81.
The square root of 81 squared is 81.
The quad root of 81 is 3 but the square root of 81 is 9
81 is the square root and 9.5 is under root.
The square root of 81 is 9. 9 x 9 = 81.