No.
The square of 9 is 9*9 = 81 so the square root (not route!?!) of 81 is 9.
The square root of 18 is 4.24 (to 2 dp).
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81
The square root of 4 * the square root of 81 four possible combinations:-2 * -9-2 * 92 * -92 * 9and two possible answers-2 * 9 and 2 * -9 = -18-2* -9 and 2 * 9 = 18
2
it is 18 because when you put all the numbers back into the square root it becomes the square root of 18 and the square root of 18 squared would be 18
Do you want (square root of 18) * 47 = 199.4041123 or the square root of (18 * 47) = 29.0867914 ?