Find root mean square (RMS) of the following numbers.
3, 5, 8
Root mean square = 7*sqrt(2/3)≈5.71548
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Find root mean square (RMS) of the following numbers.

### Response:
Root mean square = 7*sqrt(2/3)≈5.71548