web2.0calc.com online calculator provides
basic and advanced mathematical functions useful for school or
college. You can operate the calculator directly from your keyboard,
as well as using the buttons with your mouse. Become a fan!
This guide will give you informative instructions on how to
use this calculator effectively.
Chapter 1: Mouse Input
Click the buttons to input a math formula or equation like
on a pocket calculator.
Chapter 2: Keyboard Input
If you prefer keyboard input of math formulas, you can type
directly into the input bar. Pressing ↵ starts the calculation.
Chapter 3: Functions
To calculate a function like 'sine' with an argument like 90,
input the corresponding function name followed by the argument 90
in parentheses. Example: sin(90)
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