±3*sqrt(5) or ±13*sqrt(5)
The square root of 28 or in this case the radical form of 28 will be 2 times radical 7. Since 28 is 4 times 7 and the square root of 4 is two.
square root of 85 is 9.2195444 but the in the simplest radical is square root of 5 times square root of 17
(Square root of 5) times 4
7 times the square root of 6
5 times the square root of 15
20 times the square root of 2
25 times the square root of 2
4 times the square root of 17
12 times the square root of 7.
5 times the square root of 21
It is: 5 times square root of 10
Six times the square root of five