If you're taking math or science courses, you'll most likely only be allowed to use a handheld calculator on exams.When you're on your own, you're better off using something like Python. Python's ...

The new TI-84 Plus CE Python calculator comes with familiar features such as a full-color screen and a rechargeable battery that can last up to a month on a single charge.

I’ve just tried the Windows 10 calculator and it has a square root option. In standard mode it appears as its own button, in scientific mode you need to toggle the ‘2nd’ button to show the ...