Help with square root


I´m trying to make a formula with math block using a square root but I can’t do it.

I want to use a square root like the image.

I tried using a math block with 3 ^ before the square root but it don´t works.

Can any one helps me?


If you need a square root, see this: How can i calculate X Y Z flux density? - #9 by tatiang.

Or do you need a cube root? Here’s how to do that:

I putted an image because I don’t know what it is called in English.

These are the blocks that I have used but it does not do the operation in the correct order, not are the correct blocks or not are the correct form to use it the square root for what I want.

I want to put a number in the text input “T” and that number is the one to use in the operation.

In the previous square root image the number on the text input will replace the “3”.

You need to remove the square root block.

Your blocks create an expression like


Without the square root block, you will have an expression like


WOOOOW! I spend hours in that and you solve it in two messages!

I do it and works perfect!



You’re welcome! :slight_smile: