Instruction forent get the square root:
- enter number.
- next click on √.
- and then 2.
- and finaly =. Also you can get cube root. Instruction to get it:
- enter number.
- next click on √.
- and then 3.
- and finaly =.
Instruction for work with negative numbers: Chose number and then click on "±" if you want to change it on negative. PS: if you wish, you also can change it back in positive number the same way.
Thanks for you cross-check!:)